Enlightened Equipment Revelation 20 Quilt vs Therm-a-Rest Vesper 900
Weight and specs compared for 2026 — and which one to choose.
20 degrees F backpacking quilt with 850 fill power RDS-certified duck down. Elastic footbox and pad strap clip system. Regular Wide size weight.
Full details →Ultralight sleeping bag with 900 fill-power hydrophobic goose down. 360g of down fill. Excellent warmth-to-weight ratio for three-season backpacking trips.
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Enlightened Equipment Revelation 20 Quilt vs Therm-a-Rest Vesper 900: which should you buy?
If saving weight is your priority, the Enlightened Equipment Revelation 20 Quilt wins — at 544 g it is 6 g (1%) lighter than the Therm-a-Rest Vesper 900 (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.