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Enlightened Equipment Enigma 20°F Quilt vs Western Mountaineering Ultralite 20F Sleeping Bag

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

Enlightened Equipment Enigma 20°F Quilt is the lighter option — 222 g lighter than the Western Mountaineering Ultralite 20F Sleeping Bag (27% less weight). If grams matter to you, that is the one to beat.
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Spec Enlightened Equipment Enigma 20°F Quilt Western Mountaineering Ultralite 20F Sleeping Bag
Weight 600 g · 0.600 kg · 1.32 lb 822 g · 0.822 kg · 1.81 lb
Brand Enlightened Equipment Western Mountaineering
Category Sleep System Sleep System
Enlightened Equipment Enigma 20°F Quilt
600 g

Premium 850fp down quilt rated to 20°F, highest warmth-to-weight ratio in its class. Adjustable footbox, draft collar, snap attachment system.

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Western Mountaineering Ultralite 20F Sleeping Bag
822 g

Hand-sewn sleeping bag, 29oz, 850+ fill power goose down, three-season

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Enlightened Equipment Enigma 20°F Quilt vs Western Mountaineering Ultralite 20F Sleeping Bag: which should you buy?

If saving weight is your priority, the Enlightened Equipment Enigma 20°F Quilt wins — at 600 g it is 222 g (27%) lighter than the Western Mountaineering Ultralite 20F Sleeping Bag (822 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.

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