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Katabatic Gear Sawatch 15 vs Western Mountaineering Versalite 10°F

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

Katabatic Gear Sawatch 15 is the lighter option — 150 g lighter than the Western Mountaineering Versalite 10°F (18% less weight). If grams matter to you, that is the one to beat.
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Spec Katabatic Gear Sawatch 15 Western Mountaineering Versalite 10°F
Weight 700 g · 0.700 kg · 1.54 lb 850 g · 0.850 kg · 1.87 lb
Brand Katabatic Gear Western Mountaineering
Category Sleep System Sleep System
Katabatic Gear Sawatch 15
700 g

15F down quilt with 900+ fill power and a Pertex Quantum shell, packing down to roughly 7 liters for cold-weather trips.

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Western Mountaineering Versalite 10°F
850 g

850-fill down sleeping bag rated to 10°F (-12°C).

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Katabatic Gear Sawatch 15 vs Western Mountaineering Versalite 10°F: which should you buy?

If saving weight is your priority, the Katabatic Gear Sawatch 15 wins — at 700 g it is 150 g (18%) lighter than the Western Mountaineering Versalite 10°F (850 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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