← Gear database

REI Co-op Magma 850 Down Jacket vs SkyGoat Half-Zip Hooded Pullover AIR 70

Weight and specs compared for 2026 — and which one to choose.

SkyGoat Half-Zip Hooded Pullover AIR 70 is the lighter option — 223 g lighter than the REI Co-op Magma 850 Down Jacket (60% less weight). If grams matter to you, that is the one to beat.
shopping_cart Check today's price on Amazon
Spec REI Co-op Magma 850 Down Jacket SkyGoat Half-Zip Hooded Pullover AIR 70
Weight 370 g · 0.370 kg · 0.82 lb 147 g · 0.147 kg · 0.32 lb
Brand REI Co-op SkyGoat
Category Clothing - Mid Layer Clothing - Mid Layer
REI Co-op Magma 850 Down Jacket
370 g

Responsible down 850-fill jacket at excellent value.

Full details →
SkyGoat Half-Zip Hooded Pullover AIR 70
147 g

Thin 70 gsm grid fleece with thumb loops, stand-up collar, and lightweight construction for active use.

Full details →

HikeLoad is reader-supported. As an Amazon Associate we earn from qualifying purchases, at no extra cost to you. Learn more.

REI Co-op Magma 850 Down Jacket vs SkyGoat Half-Zip Hooded Pullover AIR 70: which should you buy?

If saving weight is your priority, the SkyGoat Half-Zip Hooded Pullover AIR 70 wins — at 147 g it is 223 g (60%) lighter than the REI Co-op Magma 850 Down Jacket (370 g). That said, the heavier option may justify the extra grams with more capacity, durability or comfort, so weigh the trade-off against how you'll use it.

See where both rank against everything else in this category on the lightest clothing - mid layer page, or browse the full gear weight database.

More clothing - mid layer comparisons

REI Co-op Magma 850 Down Jacket vs LGT Balaclava REI Co-op Magma 850 Down Jacket vs Senchi Designs Alpha 90 Hoodie REI Co-op Magma 850 Down Jacket vs FarPointe Alpha Cruiser REI Co-op Magma 850 Down Jacket vs Terra Ultralight Alpha Direct 90 Hoodie REI Co-op Magma 850 Down Jacket vs Janji Auras Ultrafleece Hoodie REI Co-op Magma 850 Down Jacket vs Montbell Plasma 1000