Arc’teryx Alpha Parka Review

Last updated: October 12, 2024

The release of Alpha Parka once again revealed the reason why Arc'teryx as a brand is the Apple of the technical outerwear industry. The products they launch are so far beyond today's textile technology that their designs orient the direction of the evolution of jackets. 


Alpha Parka (Men's - Women's) is the warmest jacket Arc'teryx has ever manufactured. 

Its 296 grams of 800 FP down provides extreme warmth, and makes the Alpha Parka the loftiest Arc'teryx down jacket of all time, standing at 251,600 cubic inches (=296 x 800) of total fill. 

On top of that, this absolute unit of a parka is also reinforced with a whooping 90 gsm of Coreloft synthetic insulation, which is extraordinary when you look at the industry standards from this point of view. 

As if all these aren't enough, together with its cousin Alpha Lightweight Parka (Men's - Women's), Alpha Parka is also the only Gore-Tex down jackets Arc'teryx has ever manufactured. 

I know. Just shot after shot with no pause. Hard to believe how rich this jacket is in terms of performance and capability. 

Bring all these together and you get a jacket that almost looks and feels like it's from the future... and of course, a staggering price tag in return. 

Quick links: 

No other jacket impresses me even nearly as much as the Alpha Parka (Men's - Women's). As long as it's dry and extremely cold out there, it can be counted on without any second thought. Not only is it the warmest Arc'teryx jacket of all time, it's also the only Gore-Tex Arc'teryx down jacket that Arc'teryx has ever manufactured. 

It also stuffs into itself and comes with a two way zipper to allow for more comfort and mechanical venting where needed, which makes it one of the most versatile jackets out there (hiking, mountaineering, ice climbing, walking around town, you name it). The only downside to this astonishing item is its staggering price.

The superstar Alpha Parka in action. Click on image to view Alpha Parka at arcteryx.com

Warmth

Arc'teryx Alpha Parka is the warmest jacket Arc'teryx has ever manufactured.

As if 296 grams of 800 FP down wasn't enough, this absolute unit of a parka is also reinforced with a generous 90 gsm of Coreloft synthetic insulation in moisture heavy areas. 

  • Temperature ratings of Arc'teryx jackets

NameEst. Temp (F/C)ReviewPit venting?Two way zipper?Stuffs into itself?TypeFill Power (in3/oz)Fill Weight (g)Fill Volume (in3)Synthetic FillSynth. Fill WeightFace FabricActivityFitWeightLength (CB)
Arc'teryx Alpha Parka (Men's - Women's)-18/-28ReviewNoYesYesDown8502968,875Coreloft90 g/m²N30r 2L GoreTex InfiniumClimbingRegular805 g / 1 lb 12.4 oz86 cm / 34 inNo
Arc'teryx Alpha Lightweight (Men's - Women's)5/-15NoYesYesDown8501173,508Coreloft Compact40 g/m²Hadron 2L Gore-Tex InfiniumClimbingRegular540 g / 1 lb 3 oz79.5 cm / 31.25 inNo
Arc'teryx Atom (aka LT) ( Men's - Women's)43/6ReviewYes, meshNoNoSyntheticN/AN/AN/ACoreloft Continuous60 g/m²20D TyonoAll RoundTrim375 g / 13.2 oz74 cm / 29.1 inNo
Arc'teryx Atom Heavyweight (aka AR) (Men's - Women's)18/-8ReviewYes, meshNoNoSyntheticN/AN/AN/ACoreloft Continuous120 g/m2 + 80 g/m2 + 60 g/m230D TyonoAll RoundRegular475 g / 1 lb 74 cm / 29.1 inNo
Arc'teryx Atom Lightweight (aka SL) (Men's - Women's)52/11ReviewYes, meshNoNoSyntheticN/AN/AN/ACoreloft Compact40 g/m²20D TyonoAll RoundTrim270 g / 9.5 oz72 cm / 28.3 inNo
Arc'teryx Beta Down Insulated (Men's)0/-18YesYesNoParka8501263,778Coreloft80 g/m²2L 40D Gore-TexAll RoundRegular760 g / 1 lb 10.8 oz79 cm / 31 inNo
Arc'teryx Beta Insulated (Men's)21/-6ReviewYes, zipsYesNoParkaN/AN/AN/ACoreloft Continuous80 g/m²2L 40D Gore-TexAll RoundRegular680 g / 1 lb 8 oz78.5 cm / 31 inNo
Arc'teryx Beta Insulated Coat (Women's)16/-9ReviewNoYesNoParkaN/AN/AN/ACoreloft 80 g/m² + 120 g/m²2L 40D Gore-TexAround TownRegular600 g / 1 lb 5.2 oz86 cm / 34 inNo
Arc'teryx Cerium (aka LT) (Men's - Women's)26/-3ReviewNoNoYesDown8501133,388Coreloft80 + 100 g/m²Arato 15All RoundTrim335 g / 11.8 oz72 cm / 28.3 inNo
Arc'teryx Cerium Hybrid (Women's)44/7NoNoYesDown850441,319Coreloft40 + 100 g/m²Arato 15 + Fortius Air 50All RoundTrim260 g / 9.2 oz70 cm / 27.5 inNo
Arc'teryx Coelle (Women's)14/-10NoYesNoParkaN/AN/AN/ACoreloft98 g/m²40D 2L Gore-TexAround TownRegular435g / 15.3 oz70 cm / 27.5 inNo
Arc'teryx Liatris (Women's)5/-15NoNoNoParka850932,788Climashield80 g/m2 + 60 g/m270D 3L Gore-TexAround TownRegular890 g / 1 lb 15.4 oz75 cm / 29.5 inNo
Arc'teryx Liatris Parka (Women's)2/-17NoNoNoParka8501364,078Climashield80 g/m2 + 60 g/m270D 3L Gore-TexAround TownRegular1.093 kg / 2 lb 6.6 oz109 cm / 43 inNo
Arc'teryx Nuclei (aka FL) ( Men's - Women's)32/0ReviewNoNoYesSyntheticN/AN/AN/ACoreloft Continuous65 g/m²Arato 10rAll RoundRegular325 g / 11.5 oz75 cm / 29.5 inNo
Arc'teryx Nuclei SV (Women's)5/-15ReviewNoYesYesSyntheticN/AN/AN/ACoreloft Continuous190 g/m2 + 90 g/m2Arato 15All RoundRegular600 g / 1 lb 5.2 oz81 cm / 31.8 inNo
Arc'teryx Patera (Women's)21/-6ReviewNoYesNoParka750671,773Coreloft60 + 80 g/m²2L Gore-TexAround TownTrim867 g / 1 lb 14.6 oz99 cm / 39 inNo
Arc'teryx Patera Long (Women's)0/-18NoYesNoParka7502045,397Coreloft60 + 80 g/m²2L Gore-TexAround TownRegular1.1 kg / 2 lb 6.8 oz117.5 cm / 46.25 inNo
Arc'teryx Proton Lightweight (aka FL) (Men's - Women's)48/9ReviewNoNoNoSyntheticN/AN/AN/AOcta Loft94 g/m²Fortius Air 20ClimbingTrim343 g / 12.1 oz75 cm / 29.5 inNo
Arc'teryx Therme Parka (Men's)5/-15ReviewNoYesNoParka7501203,175Coreloft60 + 80 g/m²P75d PolyesterAround TownRegular991 g / 2 lb 3 oz85 cm / 33.5 inNo
Arc'teryx Therme SV (Men's)-11/-24ReviewNoYesNoParka7502115,582Coreloft60 g/m²2L Gore-TexAround TownRegular1.072 kg / 2 lb 5.8 oz96 cm / 37.75 inNo
Arc'teryx Thorium ( Men's - Women's)12/-11ReviewNoYesYesDown7501403,704Coreloft80 + 140 g/m²Arato 30All RoundRegular517 g / 1 lb 2.2 oz71.5 cm / 28.1 inNo
Arc'teryx Thorium Parka (Women's)-2/-19ReviewNoYesNoDown7502095,529Coreloft80 + 140 g/m²Arato 20Around TownRegular610 g / 1 lb 5.5 oz115.8 cm / 45.6 inNo
Arc'teryx Thorium SV (Men's)3/-16NoYesYesDown7501694,471Coreloft80 + 140 g/m²Arato 30 & 2L Gore-Tex InfiniumAround TownRegular645 g / 1 lb 6.8 oz73 cm / 28.75 inNo
Arc'teryx Thorium SV Parka (Men's)0/-18NoYesNoDown7501955,159Coreloft80 + 140 g/m²Arato 30 & 2L Gore-Tex InfiniumAround TownRegular685 g / 1 lb 8.2 oz85 cm / 33.5 inNo
Black Diamond Access Down (Men's - Women's)7/-14NoYesYesDown7001553,827N/AN/A30D ripstop nylonAll RoundRegular442 g / 15.6 oz76 cm / 29.75 inNo
Feathered Friends Eos(Men's - Women's)8/-13NoNoYesDown9001053,333N/AN/APertex QuantumAll RoundRegular306 g / 10.8 oz?No
Feathered Friends Khumbu (Men's)-17/-27NoNoYesDown90037812,000Primaloft Gold200 gPretex Shield XTAll RoundRegular960 g / 2 lb 2 oz?No
Mountain Equipment Exo (Men's)-10/-23NoYesYesDown8002657,478N/AN/ANylonAll RoundRegular770 g / 1 lb 11.2 oz79 cm / 31 inNo
Mountain Equipment K7 (Men's)-13/-25NoYesYesDown8003008,466N/AN/A30D DriliteAll RoundRegular820 g / 1 lb 13 oz76 cm / 30 inNo
Mountain Hardwear GW/2 (Men's - Women's)28/-2NoNoYesDown800852,399N/AN/A10D Ripstop NylonAll RoundTrim250 g / 8.8 oz70 cm / 27.5 inNo
Outdoor Research Sup. Alp. (Men's - Women's)3/-16NoYesNoDown8001825,136N/AN/A30D Pertex Quantum ProAll RoundRegular825 g / 1 lb 13.1 oz85 cm / 33.5 inNo
Patagonia AlpLight (Men's - Women's)36/2NoNoYesDown8001002,822N/AN/A0.8 oz 10D polyesterAll RoundSlim270 g / 9.5 oz74 cm / 29 inNo
Patagonia AlpLoft (Men's)-10/-23NoYesYesDown8002958,325N/AN/APertex QuantomAll RoundRegular680 g / 1 lb 8 oz81 cm / 31.8 inNo
Patagonia DAS (Men's - Women's)10/-12ReviewNoYesYesSyntheticN/AN/AN/APrimaLoft Gold Insulation Eco133 + 40 gPertex Quantum ProAll RoundRegular555 g / 1 lb 3.6 oz84 cm / 33 inNo
Patagonia DAS Light(Men's)34/1ReviewNoYesYesSyntheticN/AN/AN/APlumaFill65 g10D Pertex Quantum ProAll RoundRegular320 g / 11.3 oz77 cm / 30.5 inNo
Patagonia Down Sweater (Men's - Women's)23/-5ReviewNoNoYesDown8001504,233N/AN/A1.4 oz 20x30D polyesterAll RoundRegular428 g / 15.1 oz67 cm / 26.25 inNo
Patagonia Downdrift (Men's - Women's)18/-8NoNoNoDown6002795,905N/AN/A4.2 oz polyesterAround TownRegular1.014 kg / 2 lb 3.8 oz?No
Patagonia Fitz Roy (Men's - Women's)14/-10NoNoYesDown8001283,612N/AN/A20D NylonAll RoundRegular632 g / 1lb 6.3 oz74 cm / 29 inNo
Patagonia Isthmus (Men's)36/2NoNoNoParkaN/AN/AN/AThermoGreen60 g4.2 oz polyesterAround TownRegular895 g / 1 lb 15.6 oz70 cm / 27.5 inNo
Patagonia Jackson Glacier (Men's - Women's)12/-11ReviewNoYesNoDown7001413,482N/AN/A3.6 oz 50D polyesterAround TownRegular880 g / 1 lb 15 oz79 cm / 31 inNo
Patagonia Jackson Glacier Parks ( Women's)7/-14NoNoNoParka7002185,383N/AN/A50D PolyesterAround TownRegular1.142 kg / 2 lb 8.3 oz?No
Patagonia Micro Puff (Men's - Women's)37/3ReviewNoNoYesSyntheticN/AN/AN/APlumaFill65 gPertex QuantumAll RoundRegular298 g / 10.5 oz75 cm / 29.5 inNo
Patagonia Nano Air (Men's - Women's)39/4ReviewNoNoYesSyntheticN/AN/AN/AFullRange60 g33D nylon ripstopAll RoundTrim401 g / 14.14 oz?No
Patagonia Nano Air Light Hybrid (Men's - Women's)50/10NoNoNoSyntheticN/AN/AN/AFullRange40 g20D nylon ripstopAll RoundTrim335 g / 11.8 oz?No
Patagonia Nano Puff (Men's - Women's)41/5ReviewNoNoYesSyntheticN/AN/AN/APrimaLoft Gold Insulation Eco60 g22D PolyesterAll RoundRegular363 g / 12.8 oz71.5 cm / 28 inNo
Patagonia Silent Down (Men's - Women's)26/-3ReviewNoNoNoDown7001092,691N/AN/A2.2 oz polyesterAround TownRegular585 g / 1 lb 4.7 oz74 cm / 29 inNo
Patagonia Stormshadow (Men's)0/-18NoNoNoParka7002596,395N/AN/A75D PolyesterAround TownRegular1.182 kg / 2 lb 9.7 oz?No
Patagonia Tres 3-in-1Patagonia Tres 3-in-1 (Men's - Women's)8/-13ReviewNoNoNoParka7001182,914N/AN/A5.5 oz polyesterAround TownRegular1.307 kg / 2 lb 14.1 oz85 cm / 33.5 inNo
Patagonia Vosque 3-in-1 (Women's)10/-12ReviewNoNoNoParkaN/AN/AN/AThermoLite100 g65% nylon, 35% polyesterAround TownRegular1.360 kg / 3 lb90 cm / 35.5 inNo
Rab Electron Pro (Men's - Women's)5/-15NoYesYesDown8001805,079N/AN/A20D Pertex Quantum ProAll RoundRegular525 g / 1 lb 2.5 oz74 cm / 29 inNo
Rab Infinity Alpine (Men's)5/-15NoYesYesDown8001754,938N/AN/A30D & 13D Gore-Tex InfiniumAll RoundRegular551 g / 1 lb 3.4 oz76.5 cm / 30.1 inNo
Rab Infinity Microlight (Men's - Women's)19/-7NoNoYesDown7001463,605N/AN/A13D Gore-Tex InfiniumAll RoundRegular452 g / 15.9 oz74 cm / 29.1 inNo
Rab Microlight Alpine (Men's - Women's)7/-14NoNoYesDown7001533,778N/AN/A30D Pertex QuantumAll RoundRegular466 g / 1 lb 0.5 oz72 cm / 28.5 inNo
Rab Neutrino Pro (Men's - Women's)-2/-19NoYesYesDown8002125,982N/AN/A20D Pertex Quantum ProAll RoundRegular585 g / 1 lb 8.6 oz77 cm / 30.3 inNo
Rab Positron Pro (Men's)-13/-25NoYesYesDown8003008,466N/AN/A40D Pertex Quantum ProAll RoundRegular740 g / 1 lb 10 oz85 cm / 33.5 inNo
REI Magma 850 Hoodie 2.0 (Men's - Women's)14/-10NoNoYesDown8501203,598N/AN/APertex mini ripstop nylonAll RoundRegular340 g / 13.75 oz74 cm / 29.25 inNo
 

Assumptions: Worn over a thin shirt, no output, no precipitation, light to no wind. Values are always for size M and for men's, except for women's-only items. 

Primary use of this spectrum is for comparison, rather than figuring out absolute temp ratings. 

  • Performance ratings of Arc'teryx synthetics

NameEst. Temp (F/C)ReviewPit venting?Two way zipper?Stuffs into itself?TypeFill Power (in3/oz)Fill Weight (g)Fill Volume (in3)Synthetic FillSynth. Fill WeightFace FabricActivityFitWeightLength (CB)
Arc'teryx Alpha Parka (Men's - Women's)-18/-28ReviewNoYesYesDown8502968,875Coreloft90 g/m²N30r 2L GoreTex InfiniumClimbingRegular805 g / 1 lb 12.4 oz86 cm / 34 inNo
Arc'teryx Alpha Lightweight (Men's - Women's)5/-15NoYesYesDown8501173,508Coreloft Compact40 g/m²Hadron 2L Gore-Tex InfiniumClimbingRegular540 g / 1 lb 3 oz79.5 cm / 31.25 inNo
Arc'teryx Atom (aka LT) ( Men's - Women's)43/6ReviewYes, meshNoNoSyntheticN/AN/AN/ACoreloft Continuous60 g/m²20D TyonoAll RoundTrim375 g / 13.2 oz74 cm / 29.1 inNo
Arc'teryx Atom Heavyweight (aka AR) (Men's - Women's)18/-8ReviewYes, meshNoNoSyntheticN/AN/AN/ACoreloft Continuous120 g/m2 + 80 g/m2 + 60 g/m230D TyonoAll RoundRegular475 g / 1 lb 74 cm / 29.1 inNo
Arc'teryx Atom Lightweight (aka SL) (Men's - Women's)52/11ReviewYes, meshNoNoSyntheticN/AN/AN/ACoreloft Compact40 g/m²20D TyonoAll RoundTrim270 g / 9.5 oz72 cm / 28.3 inNo
Arc'teryx Beta Down Insulated (Men's)0/-18YesYesNoParka8501263,778Coreloft80 g/m²2L 40D Gore-TexAll RoundRegular760 g / 1 lb 10.8 oz79 cm / 31 inNo
Arc'teryx Beta Insulated (Men's)21/-6ReviewYes, zipsYesNoParkaN/AN/AN/ACoreloft Continuous80 g/m²2L 40D Gore-TexAll RoundRegular680 g / 1 lb 8 oz78.5 cm / 31 inNo
Arc'teryx Beta Insulated Coat (Women's)16/-9ReviewNoYesNoParkaN/AN/AN/ACoreloft 80 g/m² + 120 g/m²2L 40D Gore-TexAround TownRegular600 g / 1 lb 5.2 oz86 cm / 34 inNo
Arc'teryx Cerium (aka LT) (Men's - Women's)26/-3ReviewNoNoYesDown8501133,388Coreloft80 + 100 g/m²Arato 15All RoundTrim335 g / 11.8 oz72 cm / 28.3 inNo
Arc'teryx Cerium Hybrid (Women's)44/7NoNoYesDown850441,319Coreloft40 + 100 g/m²Arato 15 + Fortius Air 50All RoundTrim260 g / 9.2 oz70 cm / 27.5 inNo
Arc'teryx Coelle (Women's)14/-10NoYesNoParkaN/AN/AN/ACoreloft98 g/m²40D 2L Gore-TexAround TownRegular435g / 15.3 oz70 cm / 27.5 inNo
Arc'teryx Liatris (Women's)5/-15NoNoNoParka850932,788Climashield80 g/m2 + 60 g/m270D 3L Gore-TexAround TownRegular890 g / 1 lb 15.4 oz75 cm / 29.5 inNo
Arc'teryx Liatris Parka (Women's)2/-17NoNoNoParka8501364,078Climashield80 g/m2 + 60 g/m270D 3L Gore-TexAround TownRegular1.093 kg / 2 lb 6.6 oz109 cm / 43 inNo
Arc'teryx Nuclei (aka FL) ( Men's - Women's)32/0ReviewNoNoYesSyntheticN/AN/AN/ACoreloft Continuous65 g/m²Arato 10rAll RoundRegular325 g / 11.5 oz75 cm / 29.5 inNo
Arc'teryx Nuclei SV (Women's)5/-15ReviewNoYesYesSyntheticN/AN/AN/ACoreloft Continuous190 g/m2 + 90 g/m2Arato 15All RoundRegular600 g / 1 lb 5.2 oz81 cm / 31.8 inNo
Arc'teryx Patera (Women's)21/-6ReviewNoYesNoParka750671,773Coreloft60 + 80 g/m²2L Gore-TexAround TownTrim867 g / 1 lb 14.6 oz99 cm / 39 inNo
Arc'teryx Patera Long (Women's)0/-18NoYesNoParka7502045,397Coreloft60 + 80 g/m²2L Gore-TexAround TownRegular1.1 kg / 2 lb 6.8 oz117.5 cm / 46.25 inNo
Arc'teryx Proton Lightweight (aka FL) (Men's - Women's)48/9ReviewNoNoNoSyntheticN/AN/AN/AOcta Loft94 g/m²Fortius Air 20ClimbingTrim343 g / 12.1 oz75 cm / 29.5 inNo
Arc'teryx Therme Parka (Men's)5/-15ReviewNoYesNoParka7501203,175Coreloft60 + 80 g/m²P75d PolyesterAround TownRegular991 g / 2 lb 3 oz85 cm / 33.5 inNo
Arc'teryx Therme SV (Men's)-11/-24ReviewNoYesNoParka7502115,582Coreloft60 g/m²2L Gore-TexAround TownRegular1.072 kg / 2 lb 5.8 oz96 cm / 37.75 inNo
Arc'teryx Thorium ( Men's - Women's)12/-11ReviewNoYesYesDown7501403,704Coreloft80 + 140 g/m²Arato 30All RoundRegular517 g / 1 lb 2.2 oz71.5 cm / 28.1 inNo
Arc'teryx Thorium Parka (Women's)-2/-19ReviewNoYesNoDown7502095,529Coreloft80 + 140 g/m²Arato 20Around TownRegular610 g / 1 lb 5.5 oz115.8 cm / 45.6 inNo
Arc'teryx Thorium SV (Men's)3/-16NoYesYesDown7501694,471Coreloft80 + 140 g/m²Arato 30 & 2L Gore-Tex InfiniumAround TownRegular645 g / 1 lb 6.8 oz73 cm / 28.75 inNo
Arc'teryx Thorium SV Parka (Men's)0/-18NoYesNoDown7501955,159Coreloft80 + 140 g/m²Arato 30 & 2L Gore-Tex InfiniumAround TownRegular685 g / 1 lb 8.2 oz85 cm / 33.5 inNo
Black Diamond Access Down (Men's - Women's)7/-14NoYesYesDown7001553,827N/AN/A30D ripstop nylonAll RoundRegular442 g / 15.6 oz76 cm / 29.75 inNo
Feathered Friends Eos(Men's - Women's)8/-13NoNoYesDown9001053,333N/AN/APertex QuantumAll RoundRegular306 g / 10.8 oz?No
Feathered Friends Khumbu (Men's)-17/-27NoNoYesDown90037812,000Primaloft Gold200 gPretex Shield XTAll RoundRegular960 g / 2 lb 2 oz?No
Mountain Equipment Exo (Men's)-10/-23NoYesYesDown8002657,478N/AN/ANylonAll RoundRegular770 g / 1 lb 11.2 oz79 cm / 31 inNo
Mountain Equipment K7 (Men's)-13/-25NoYesYesDown8003008,466N/AN/A30D DriliteAll RoundRegular820 g / 1 lb 13 oz76 cm / 30 inNo
Mountain Hardwear GW/2 (Men's - Women's)28/-2NoNoYesDown800852,399N/AN/A10D Ripstop NylonAll RoundTrim250 g / 8.8 oz70 cm / 27.5 inNo
Outdoor Research Sup. Alp. (Men's - Women's)3/-16NoYesNoDown8001825,136N/AN/A30D Pertex Quantum ProAll RoundRegular825 g / 1 lb 13.1 oz85 cm / 33.5 inNo
Patagonia AlpLight (Men's - Women's)36/2NoNoYesDown8001002,822N/AN/A0.8 oz 10D polyesterAll RoundSlim270 g / 9.5 oz74 cm / 29 inNo
Patagonia AlpLoft (Men's)-10/-23NoYesYesDown8002958,325N/AN/APertex QuantomAll RoundRegular680 g / 1 lb 8 oz81 cm / 31.8 inNo
Patagonia DAS (Men's - Women's)10/-12ReviewNoYesYesSyntheticN/AN/AN/APrimaLoft Gold Insulation Eco133 + 40 gPertex Quantum ProAll RoundRegular555 g / 1 lb 3.6 oz84 cm / 33 inNo
Patagonia DAS Light(Men's)34/1ReviewNoYesYesSyntheticN/AN/AN/APlumaFill65 g10D Pertex Quantum ProAll RoundRegular320 g / 11.3 oz77 cm / 30.5 inNo
Patagonia Down Sweater (Men's - Women's)23/-5ReviewNoNoYesDown8001504,233N/AN/A1.4 oz 20x30D polyesterAll RoundRegular428 g / 15.1 oz67 cm / 26.25 inNo
Patagonia Downdrift (Men's - Women's)18/-8NoNoNoDown6002795,905N/AN/A4.2 oz polyesterAround TownRegular1.014 kg / 2 lb 3.8 oz?No
Patagonia Fitz Roy (Men's - Women's)14/-10NoNoYesDown8001283,612N/AN/A20D NylonAll RoundRegular632 g / 1lb 6.3 oz74 cm / 29 inNo
Patagonia Isthmus (Men's)36/2NoNoNoParkaN/AN/AN/AThermoGreen60 g4.2 oz polyesterAround TownRegular895 g / 1 lb 15.6 oz70 cm / 27.5 inNo
Patagonia Jackson Glacier (Men's - Women's)12/-11ReviewNoYesNoDown7001413,482N/AN/A3.6 oz 50D polyesterAround TownRegular880 g / 1 lb 15 oz79 cm / 31 inNo
Patagonia Jackson Glacier Parks ( Women's)7/-14NoNoNoParka7002185,383N/AN/A50D PolyesterAround TownRegular1.142 kg / 2 lb 8.3 oz?No
Patagonia Micro Puff (Men's - Women's)37/3ReviewNoNoYesSyntheticN/AN/AN/APlumaFill65 gPertex QuantumAll RoundRegular298 g / 10.5 oz75 cm / 29.5 inNo
Patagonia Nano Air (Men's - Women's)39/4ReviewNoNoYesSyntheticN/AN/AN/AFullRange60 g33D nylon ripstopAll RoundTrim401 g / 14.14 oz?No
Patagonia Nano Air Light Hybrid (Men's - Women's)50/10NoNoNoSyntheticN/AN/AN/AFullRange40 g20D nylon ripstopAll RoundTrim335 g / 11.8 oz?No
Patagonia Nano Puff (Men's - Women's)41/5ReviewNoNoYesSyntheticN/AN/AN/APrimaLoft Gold Insulation Eco60 g22D PolyesterAll RoundRegular363 g / 12.8 oz71.5 cm / 28 inNo
Patagonia Silent Down (Men's - Women's)26/-3ReviewNoNoNoDown7001092,691N/AN/A2.2 oz polyesterAround TownRegular585 g / 1 lb 4.7 oz74 cm / 29 inNo
Patagonia Stormshadow (Men's)0/-18NoNoNoParka7002596,395N/AN/A75D PolyesterAround TownRegular1.182 kg / 2 lb 9.7 oz?No
Patagonia Tres 3-in-1Patagonia Tres 3-in-1 (Men's - Women's)8/-13ReviewNoNoNoParka7001182,914N/AN/A5.5 oz polyesterAround TownRegular1.307 kg / 2 lb 14.1 oz85 cm / 33.5 inNo
Patagonia Vosque 3-in-1 (Women's)10/-12ReviewNoNoNoParkaN/AN/AN/AThermoLite100 g65% nylon, 35% polyesterAround TownRegular1.360 kg / 3 lb90 cm / 35.5 inNo
Rab Electron Pro (Men's - Women's)5/-15NoYesYesDown8001805,079N/AN/A20D Pertex Quantum ProAll RoundRegular525 g / 1 lb 2.5 oz74 cm / 29 inNo
Rab Infinity Alpine (Men's)5/-15NoYesYesDown8001754,938N/AN/A30D & 13D Gore-Tex InfiniumAll RoundRegular551 g / 1 lb 3.4 oz76.5 cm / 30.1 inNo
Rab Infinity Microlight (Men's - Women's)19/-7NoNoYesDown7001463,605N/AN/A13D Gore-Tex InfiniumAll RoundRegular452 g / 15.9 oz74 cm / 29.1 inNo
Rab Microlight Alpine (Men's - Women's)7/-14NoNoYesDown7001533,778N/AN/A30D Pertex QuantumAll RoundRegular466 g / 1 lb 0.5 oz72 cm / 28.5 inNo
Rab Neutrino Pro (Men's - Women's)-2/-19NoYesYesDown8002125,982N/AN/A20D Pertex Quantum ProAll RoundRegular585 g / 1 lb 8.6 oz77 cm / 30.3 inNo
Rab Positron Pro (Men's)-13/-25NoYesYesDown8003008,466N/AN/A40D Pertex Quantum ProAll RoundRegular740 g / 1 lb 10 oz85 cm / 33.5 inNo
REI Magma 850 Hoodie 2.0 (Men's - Women's)14/-10NoNoYesDown8501203,598N/AN/APertex mini ripstop nylonAll RoundRegular340 g / 13.75 oz74 cm / 29.25 inNo
 

Performance data axis of synthetic jackets (this table) and shell jackets (table below) are different. Don't compare them. 

  • Performance ratings of Arc'teryx shells

NameActivityTemp (F/C)BreathabilityWeather Res.DurabilityBottom lineReviewPit zips?Two way zipper?Stuffs into itself?Face FabricFitWeightLength
Alpha (aka AR) (Men's - Women's)ClimbingN/A8/109/108/104/10Go-to climbing harshell. ReviewYesNoNoN40d & N80d Most Rugged 3L Gore-Tex ProRegular430 g / 15.2 oz79.5 cm / 31.25 inNo
Alpha FL (Men's - Women's)ClimbingN/A7/10No dataNo data10/10NoNoYesHadron 3L Gore-TexTrim209 g / 7.4 oz76.5 cm / 30 inYes
Alpha IS (Men's)Climbing23/-57/105/10No data8/10NoYesYesN40p-X 2L Gore-TexRegular610 g / 1 lb 5.5 oz78 cm / 30.75 inYes
Alpha SL (Men's - Women's)ClimbingN/A5/107/10No data9/10NoNoYesN40p 3L Gore-TexTrim326 g / 11.5 oz77.5 cm / 30.5 inYes
Alpha SV (Men's - Women's)ClimbingN/A8/1010/1010/103/10Strongest climbing hardshell. ReviewYesNoNoN100d Most Rugged 3L Gore-Tex ProRegular510 g / 1 lb 2 oz78 cm / 30.75 inNo
Andessa (Women's)Skiing8/-1310/10No dataNo data1/10YesNoNoN40d 3L Gore-TexTrim869 g / 1 lb 14.7 oz67 cm / 26.4 inYes
Andessa Shell (Women's)SkiingN/A5/10No dataNo data3/10NoNoNoN70p 3L Gore-TexTrim560 g / 1 lb 3.8 oz?Yes
Beta (Men's - Women's)All RoundN/A6/107/107/108/10Streamlined all-doer shell.ReviewNoNoNoN30p-X 3L Gore-TexTrim300 g / 10.6 oz76 cm / 30 inNo
Beta AR (Men's - Women's)All RoundN/A8/109/109/104/10Go-to all-round harshell. ReviewYesNoNoN40d & N80d Most Rugged 3L Gore-Tex ProRegular460 g / 1 lb 76 cm / 30 inNo
Beta AR StormHood (Men's - Women's)All RoundN/A8/109/109/104/10ReviewYesNoNoN40d & N80d Most Rugged 3L Gore-Tex ProRegular460 g / 1 lb 76 cm / 30 inNo
Beta Coat (Women's)All RoundN/A6/105/10No data5/10NoYesNo3L Gore-TexRegular320 g / 11.3 oz88 cm / 34.5 inNo
Beta Down Insulated (Men's)All Round0/-189/107/108/10No dataYesYesNo2L 40D Gore-TexRegular760 g / 1 lb 10.8 oz79 cm / 31 inNo
Beta Insulated (Men's - Women's)All Round21/-69/107/108/10No dataGo-to hybrid jacket.ReviewYesYesNoN40d 2L Gore-TexRegular680 g / 1 lb 8 oz78.5 cm / 31 inNo
Beta Insulated Coat (Women's)All Round16/-97/10No dataNo dataNo dataNoYesNoN40d 2L Gore-TexRegular600 g / 1 lb 5.2 oz86 cm / 34 inNo
Beta Lightweight (Men's - Women's)All RoundN/A8/107/107/106/10ReviewYesNoNoN40p 3L Gore-TexFitted380 g / 13.4 oz75 cm / 29.5 inNo
Beta LongAll RoundN/A4/109/10No data3/10ReviewNoNoNoN80p 3L Gore-TexRegular441 g / 15.6 oz85 cm / 33.5 inYes
Beta LT (Men's - Women's)All RoundN/A7/107/108/106/10ReviewYesNoNoN40d 3L Gore-TexFitted395 g / 13.9 oz76 cm / 30 inNo
Beta LT HadronAll RoundN/A7/106/104/105/10NoNoNoHadron 3L Gore-TexFitted255 g / 9 oz76 cm / 30 inYes
Beta SV (Men's - Women's)All RoundN/A8/1010/1010/103/10Strongest all-round harshell. ReviewYesNoNoN80p-X Most Rugged 3L Gore-Tex ProRegular495 g / 1 lb 1.5 oz79 cm / 31 inYes
Cassiar (Men's)SkiingN/A8/107/108/103/10ReviewYesNoNoN70p 3L Gore-TexTrim820 g / 1 lb 12.9 oz74.5 cm / 29.3 inYes
Cassiar LT (Men's)SkiingN/A6/106/106/105/10ReviewYesNoNoN70p 3L Gore-TexTrim605 g / 1 lb 5.3 oz75 cm / 29.5 inYes
Cita (Women's)RunningN/A7/104/105/1010/10ReviewNoNoYesLuminTrim120 g / 4.2 oz67.5 cm / 26.5 inYes
Cita SL (Women's)RunningN/A7/104/104/1010/10ReviewYesNoYesPermeair 20Trim65 g / 2.3 oz61.5 cm / 24.2 inYes
Gamma (aka LT) (Men's - Women's)All RoundN/A7/103/107/103/10Go-to softshell.ReviewNoNoNoWee Burly Double WeaveRegular545 g / 1 lb 3.2 oz76 cm / 30 inNo
Gamma SL (aka lightweight) (Men's - Women's)All RoundN/A7/102/106/105/10ReviewNoNoNoFortius 1.0Trim310 g / 10.9 oz74 cm / 29.1 inYes
Gamma MX (Men's)All RoundN/A6/104/108/103/10Strongest softshell.ReviewNoNoNoFortius 2.0Regular555 g / 1 lb 3.6 oz74 cm / 29.1 inNo
Incendia (Women's)SkiingN/A8/109/109/103/10ReviewYesNoNoNP100d 3L Gore-TexTrim610 g / 1 lb 5.5 oz79 cm / 31 inYes
Incendo (Men's)RunningN/A7/104/105/1010/10ReviewNoNoYesLuminTrim125 g / 4.4 oz?Yes
Incendo Airshell (Men'sRunningN/ANo dataNo dataNo dataNo dataNoNoYes?Trim105 g / 3.7 oz?Yes
Incendo SL (Men's)RunningN/A7/104/104/1010/10ReviewNoNoYesPermair 20 & CanimTrim80 g / 2.8 oz73 cm / 28.75 inYes
Indencia ISSkiingNo dataNo dataNo dataNo dataNo dataYesNoNoN80p 2L Gore-TexRegular?78 cm / 30.75 inYes
Macai (Men's)Skiing5/-157/107/106/101/10ReviewYesNoNoN40p-X 3L Gore-TexRegular990 g / 2 lb 2.9 oz75 cm / 29.5 inYes
Macai Lightweight (aka LT) (Men's)Skiing8/-137/107/106/102/10ReviewYesNoNoN40p-X 3L Gore-TexRegular855 g / 1 lb 14.2 oz?Yes
Macai Shell (Men's)SkiingN/ANo dataNo dataNo dataNo dataReviewYesNoNoN80p-X 3L Gore-TexRegular775 g / 1 lb 11.3 oz?Yes
Micon (Men's)SkiingN/ANo dataNo dataNo dataNo dataYesNoNoN80p 3L Gore-TexRegular685 g / 1 lb 8.2 oz83 cm / 32.5 inYes
Micon HeatherSkiingN/ANo dataNo dataNo dataNo dataYesNoNoNP100-d 3L Gore-TexRegular685 g / 1 lb 8.2 oz83 cm / 32.5 inYes
Nodin (Men's - Women's)RunningN/A8/105/105/1010/10NoNoYes20D TyonoTrim130 g / 4.6 oz75 cm / 29.5 inYes
Norvan LT (Men's - Women's)RunningN/A5/105/108/106/10NoNoNoN13p 3L Gore-TexTrim190 g / 6.7 oz?Yes
Norvan Shell (Men'sRunningN/ANo dataNo dataNo dataNo dataNoNoNo13D 3L Gore-TexTrim190 g / 6.7 oz73 cm / 28.75 inNo
Norvan SL (Men's - Women's)RunningN/A7/106/108/108/10ReviewNoNoYesGore-Tex InfiniumTrim120 g / 4.2 oz77 cm / 30.4 inYes
Norvan SL Ins. (Women's)Running39/4No dataNo dataNo dataNo dataNoNoYesGore-Tex ShakeDryTrim270 g / 9.5 oz71.5 cm / 28.1 inYes
Norvan Windshell (Men'sRunningN/ANo dataNo dataNo dataNo dataNoNoYesPermeair 20Trim90 g / 3.2 oz73 cm / 28.75 inYes
Procline (Men's)SkiingN/ANo dataNo dataNo dataNo dataYesNoNoN70p Gore-Tex InfiniumTrim720 g / 1 lb 9.4 oz76 cm / 30 inYes
Ravenna (Women's)SkiingN/A8/107/108/103/10ReviewYesNoNoN70s-4 3L Gore-TexTrim725 g / 1 lb 9.6 oz69.5 cm / 27.4 inYes
Ravenna LT (Women's)SkiingN/A6/106/106/105/10ReviewYesNoNoN70p 3L Gore-TexTrim540 g / 1 lb 3 oz69 cm / 27.2 inYes
Rush (Women's)SkiingN/A8/109/109/103/10Go-to ski jacket. ReviewYesNoNoN80p-X & N100p-X 3L Most Rugged Gore-Tex ProRegular590 g / 1 lb 4.8 oz79.5 cm / 31.25 inNo
Rush (Women's)Skiing16/-93/105/105/109/10ReviewNoNoYesHadron 2L Gore-Tex InfiniumRegular515 g / 1 lb 2.2 oz79 cm / 31 inNo
Sabre (Men's)SkiingN/A8/108/107/102/10ReviewYesNoNoN80p-X 3L Gore-TexRegular705 g / 1 lb 8.9 oz79 cm / 31 inNo
Sabre AR (Men's)SkiingN/A7/108/107/107/10ReviewYesNoNoN70p 3L Gore-TexRegular700 g / 1 lb 8.7 oz79 cm / 31 inYes
Sabre Insulated (See related products)SkiingNo data7/10No data6/10No dataReviewYesNoNoN80p 2L Gore-TexRegular815 g / 1 lb 12.7 oz76 cm / 30 inYes
Sabre LT (Men's)SkiingN/A7/108/107/108/10ReviewYesNoNoN80p 3L Gore-TexRegular660 g / 1 lb 7.3 oz83 cm / 32.5 inYes
Sabre SV (Men's)SkiingN/A10/1010/1010/101/10Strongest ski jacket.ReviewYesYesNoN100d Most Rugged 3L Gore-Tex ProRegular595 g / 1 lb 5 oz85 cm / 33.5 inYes
Sentinel (Women's)SkiingN/A8/107/107/102/10Go-to ski jacket. ReviewYesNoNoN70p 3L Gore-TexRegular640 g / 1 lb 6.6 oz73.7 cm / 29 inNo
Sentinel AR (Women's)SkiingN/A7/108/107/107/10ReviewYesNoNoN70p 3L Gore-TexRegular590 g / 1 lb 4.8 oz72.5 cm / 28.5 inYes
Sentinel Insulated (Women's)Skiing21/-68/10No dataNo dataNo dataReviewYesNoNoN80p 2L Gore-TexRegular600 g / 1 lb 5.2 oz79.8 cm / 31.5 inNo
Sentinel LT (Women's)SkiingN/A7/108/107/108/10ReviewYesNoNoN80p 3L Gore-TexRegular565 g / 1 lb 3.9 oz73.5 cm / 29 inYes
Sentinel Relaxed (Women's)SkiingN/ANo dataNo dataNo dataNo dataYesNoNoN80p 3L Gore-TexRegular655 g / 1 lb 7.1 oz?No
Shashka Stretch (Women's)SkiingN/ANo dataNo dataNo dataNo dataYesNoNoN70p Gore-Tex InfiniumTrim670 g / 1 lb 7.6 oz71 cm / 28 inYes
Sidewinder (Women's)SkiingN/A8/108/107/102/10YesNoNoN80p 3L Gore-TexRegular570 g / 1 lb 4.1 oz?No
Solano (Men's - Women's)Around TownN/ANo dataNo dataNo dataNo dataReviewNoNoNoGore-Tex InfiniumRelaxed355 g / 12.5 oz72 cm / 28.3 inNo
Squamish (Men's - Women's)RunningN/A5/104/107/109/10Go-to running jacket.ReviewNoNoYes30D TyonoTrim140 g / 4.9 oz77.5 cm / 30.5 inNo
Theriss Down (Women's)SkiingNo data7/106/107/102/10ReviewYesNoNoN80p 2L Gore-TexRegular709 g / 1 lb 9 oz63 cm / 24.8 inNo
Trino SL (Men's)RunningN/A8/105/107/106/10ReviewNoNoNoGore-Tex InfiniumTrim340 g / 12 oz74 cm / 29.1 inYes
Trino SL Anorak (Women's)RunningN/A8/107/108/107/10ReviewNoNoNoGore-Tex InfiniumTrim290 g / 10.2 oz65 cm / 25.5 inYes
Venda Anorak (Women's)Around TownN/ANo dataNo dataNo dataNo dataNoNoNoGore-TexRelaxed255 g / 9 oz75.5 cm / 29.7 inYes
Zeta AR (Men's)HikingN/A7/108/107/104/10YesNoNo3L Gore-TexRegular425 g / 15 oz80 cm / 31.5 inYes
Zeta FL (Men's - Women's)HikingN/A4/106/104/106/10NoNoNoN20r 2L Gore-TexTrim221 g / 7.8 oz76 cm / 30 inYes
Zeta LT (Men's - Women's)HikingN/A5/107/108/105/10NoNoNoN40P-X 3L Gore-TexTrim335 g / 11.8 oz78 cm / 30.75 inYes
Zeta SL (Men's - Women's)HikingN/A3/105/104/105/10ReviewNoNoNo2L Gore-TexTrim310 g / 10.9 oz77.8 cm / 30.6 inYes
 

Performance data axis of synthetic jackets (table above) and shell jackets (this table) are different. Don't compare them. 

One of the important things in here is that you don't necessarily have to be exposed to extreme colds to need an extremely warm jacket. Let's take a look at the two most common scenarios when it comes to this. 

First of all, for whatever reason, every now and then, most of us tend to stay outside for long periods of time without moving. Not moving will always make you feel much colder as your body do not generate any heat as an output, and hence the jacket cannot heat you up. 

  • Is Alpha Parka meant to replace Ceres SV and Firebee AR?

There hasn't been any official statements about this so no one knows. 

But more importantly, whether that was the case or not, Alpha Parka turned out to be a much superior item compared to both Ceres SV and Firebee AR (read my comparison of the two). The overall improvement is tremendous and almost completely unexpected. 

Another most common instance that extremely warm jackets can come beneficial is when you stay hungry for long periods of time. 

This can be because you might be on a diet and intermittent fasting, or you might be fasting for religious reasons, or maybe it's just what your daily schedule dictates. 

But if you must go out when your stomach is empty for longer than, say, 3-4 hours; it's almost certain that you're going to fell colder than you usually do if you're like most people. 

In terms of warmth, there really are no alternatives to Alpha Parka as of now. Cerium SV (Men's - Women's - read my review) is the closest you get, though like I said it's not an alternative and hence the warmth difference will be quite noticeable there. 

If we were to include parkas too, then the Therme SV Parka (Men's - read my review) would be the closest. But it's a parka and not a down jacket, so it's comparing apples to oranges. They're not the replacements of one another. 

Now with all that said, there also of course are (or at least can be) some downsides to this much of warmth. Obviously, overheating is the main risk in here. If you're like me and you tend to run much warmer than the average person, then you're likely to overheat in this jacket even when it's pretty cold. 

This is where the two way zipper steps in. Which brings me to my next point. 

Breathability

Equipping a jacket with pit zips and/or a two way zipper are the only ways to provide mechanical venting. 

  • Mechanical venting > membrane breathability

When it comes to the ultimate breathability one ends up getting from a jacket, mechanical venting hands down is always a bigger factor than membrane breathability. 

Excluding the Atom line (Atom SL (read my review), Atom LT (Men's - Women's - read my review) and Atom AR (Men's - Women's - read my review), which are equipped with mesh panels and not zips in the armpits, Arc'teryx never offers pit venting in their synthetic insulated or down jackets. 

This is a fact and other brands too position their catalogue similarly in this manner. 

Insulated & shell hybrids like Beta Insulated (Men's - Women's - read my review) and Macai (Men's) do not count. Because they're a shell jacket first and an insulated jacket second. 

It's Arc'teryx shells where you'll find a bunch of jackets with pit zips - although just like most of you I too am not 100% happy with the amount of Arc'teryx shells with pit zips and would like to see them more common. 

Two way zippers in insulated jackets also aren't that common, although certainly more so than the pit zips. 

It's great to finally see Arc'teryx heading towards the use of two way zippers. In addition to our Alpha Parka, the new Thorium Jacket (Men's - Women's - read my review) and Thorium Parka (Men's - Women's) (these are NOT Thorium AR (Women's - read my review), by the way) also feature a two way zipper. 

Two way zipper activated. A great idea for a jacket like this. Really ups the versatility and use cases. 

A two way zipper primarily makes it possible for you to vent out some of the heat you don't need. 

But it's not limited to that. There are two side benefits you get with it: 

  1. Two way zippers can make it a lot more easier for you to access the area around harness and hardware during most outdoor activities. 
  2. It also allows for increased comfort when sitting down, as it won't bunch up if you only keep the upper half zipped. 

The biggest downside of a two way zipper is that it's more difficult to work zip and unzip than the regular one way zippers. Especially with thick gloves. Other downside is that it tends to break down a bit easier, though the user also plays a role in here. 

Anyways, let's get back to breathability. 

The membrane itself, 2L Gore-Tex, is also pretty breathable, but mechanical venting will always account for the overwhelming majority of the total breathability of a jacket, no matter what. 

So that's the primary point in here. Always look at mechanical venting first when trying to comprehend the potential breathability of a jacket. 

Weather and Abrasion Resistance

It isn't ordinary for synthetic insulated jackets or down jackets to supply a Gore-Tex membrane. 

We did see Arc'teryx manufacturing synthetic insulated Gore-Tex jackets in the past, such as the discontinued (and still being deeply missed) Fission SV (read my review) and Kappa jackets. 

But for down jackets, this is the first time in history where Arc'teryx puts a Gore-Tex on a down jacket. 

Hood, chest, shoulders, sleeves, and rear hem and equipped with Hadron 2L Gore-Tex Infinium. All the other locations are equipped with N30r 2L Gore-Tex Infinium. 

If you're unaware, two-layer (2L) Gore-Tex fabric is made up of two layers - an outer layer that is typically made of a durable, abrasion-resistant material, and an inner layer that is coated with the Gore-Tex waterproof membrane. 

Gore-Tex face fabric is another item that adds a lot to the versatility to the Alpha Parka. With the help of its Gore-Tex membrane, the Alpha Parka will hold up against precipitation much more than other down jackets. 

But, at the end of the day, Alpha Parka is still a down jacket and will start soaking after, say, 0.5 - 1 hr under, say, average drizzle. 

Momentary contact with the snow or water isn't going to be a problem at all though. The Gore-Tex outer fabric will be more than enough to combat this. On top of that, jacket is also coated with DWR and will bead water perfectly. 

  • What is DWR by the way?

DWR is a coating. 

It's basically sprayed on to the surface of these jackets as a finish. 

It stands for Durable Water Repellent - which means that water will be repelled under wet conditions instead of soaking into the fabric. 

DWR also decreases dry time. 

It's a good thing these jackets are coated in DWR.

But pay attention to the fact that DWR is a coating - meaning that it will wear off over time. 

Which is why you might want to invest in a DWR spray such as this one at arcteryx.com for after treatment. 

As you see, there's a strong correlation between FP x FW and temperature ratings, but not more than, say, 80%. I explained why this happens here in this post of mine

Pockets

2 hand warmer, 1 external chest and 2 internal drop in pockets offer plenty of storage. Probably even more than you'll need because the internal pockets are enormous. 

Fit

Does this jacket really fit larger? 

Well, yes, but that's limited to the torso. It does fit true to size in the arms and shoulders. 

This alone should be enough to discourage you from sizing down, because you risk the jacket to come narrow in the arms and shoulders in that case, which would be a deal breaker. 

I'll take a jacket that fits large in the torso over the one that fits small in the arms and shoulders everyday. 

But, in addition to this, another factor you should also consider is layering and warmth. As you can also see in this article where the working principles of down jackets are explained, air makes up as an amazing insulator. And in case you would like to layer this jacket, the added warmth you'll end up getting will be much more than a more slim jacket. 

Alpha Parka is like a base layer, a mid layer and a shell all put together in one piece. Still, depending on your personal needs and desires, you might want to layer it. 

  • Fit

Canberk is 5'11" and 165 pounds, with an athletic build. Size Medium fits him perfectly across almost all brands and product lines. 

  • Arc'teryx's 2024 men's fit revision

Here's what Arc'teryx says about its most recent fit revision

Not all jackets come with the revised fit - only the ones with following statement: 

Best uses

Alpha Parka is marketed as a climbing jacket. But you can absolutely use it just about for anything - hiking, climbing, walking around town (casual use), etc. People even use it for skiing (speaking of which, if you're interested in Arc'teryx ski jackets, read this article). 

As long as nothing more than a little protection against precipitation is expected, I really can't think of any scenario where the Alpha Parka wouldn't be ideal. 

Conclusion

If you can afford it, I can recommend the Arc'teryx Alpha Parka my eyes closed. It's a breathtaking down jacket you'll appreciate having over and over again. 

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About the Author Canberk K.


Hey, what's up? Canberk here. Arc'teryx addict, gym rat, and Tame Impala fan.