Arc'teryx Proton LT Hoody vs Mountain Hardwear Ghost Whisperer Down Hoody

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

Mountain Hardwear Ghost Whisperer Down Hoody is the lighter option — 30 g lighter than the Arc'teryx Proton LT Hoody (11% less weight). If grams matter to you, that is the one to beat.

Spec	Arc'teryx Proton LT Hoody	Mountain Hardwear Ghost Whisperer Down Hoody
Weight	285 g · 0.285 kg · 0.63 lb	255 g · 0.255 kg · 0.56 lb
Brand	Arc'teryx	Mountain Hardwear
Category	Clothing - Mid Layer	Clothing - Mid Layer

Arc'teryx Proton LT Hoody

285 g

Synthetic insulated hoody with excellent moisture management.

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Mountain Hardwear Ghost Whisperer Down Hoody

255 g

Ultralight 800-fill down hoody in minimal design.

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Arc'teryx Proton LT Hoody vs Mountain Hardwear Ghost Whisperer Down Hoody: which should you buy?

If saving weight is your priority, the Mountain Hardwear Ghost Whisperer Down Hoody wins — at 255 g it is 30 g (11%) lighter than the Arc'teryx Proton LT Hoody (285 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.

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