Therm-a-Rest Vesper 32F Down Quilt vs Western Mountaineering MegaLite 35°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 →Ultralight 850-fill down bag for warm summer conditions.
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Therm-a-Rest Vesper 32F Down Quilt vs Western Mountaineering MegaLite 35°F: which should you buy?
If saving weight is your priority, the Western Mountaineering MegaLite 35°F wins — at 510 g it is 40 g (7%) lighter than the Therm-a-Rest Vesper 32F Down Quilt (550 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.