Therm-a-Rest Vesper 32F Down Quilt vs Western Mountaineering Versalite 10°F
Weight and specs compared for 2026 — and which one to choose.
Premium ultralight quilt with 900-fill hydrophobic down. Rated 32F/0C. At 550g it is the lightest mainstream quilt in its temperature class.
Full details →850-fill down sleeping bag rated to 10°F (-12°C).
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Therm-a-Rest Vesper 32F Down Quilt vs Western Mountaineering Versalite 10°F: which should you buy?
If saving weight is your priority, the Therm-a-Rest Vesper 32F Down Quilt wins — at 550 g it is 300 g (35%) 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.