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Mountain Hardwear Ghoul 20F Sleeping Bag vs Western Mountaineering AstraLite

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

Western Mountaineering AstraLite is the lighter option — 136 g lighter than the Mountain Hardwear Ghoul 20F Sleeping Bag (22% less weight). If grams matter to you, that is the one to beat.
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Spec Mountain Hardwear Ghoul 20F Sleeping Bag Western Mountaineering AstraLite
Weight 632 g · 0.632 kg · 1.39 lb 496 g · 0.496 kg · 1.09 lb
Brand Mountain Hardwear Western Mountaineering
Category Sleep System Sleep System
Mountain Hardwear Ghoul 20F Sleeping Bag
632 g

Variable-fill sleeping bag with 950 fill power down for versatile temperature management.

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Western Mountaineering AstraLite
496 g

Ultralight 3-season sleeping bag with 850fp down and 12D shell. Designed for fast-and-light alpine pursuits and long trail journeys.

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Mountain Hardwear Ghoul 20F Sleeping Bag vs Western Mountaineering AstraLite: which should you buy?

If saving weight is your priority, the Western Mountaineering AstraLite wins — at 496 g it is 136 g (22%) lighter than the Mountain Hardwear Ghoul 20F Sleeping Bag (632 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 sleep system page, or browse the full gear weight database.

More sleep system comparisons