Feathered Friends Hummingbird YF 30°F vs Therm-a-Rest Vesper Quilt
Weight and specs compared for 2026 — and which one to choose.
Ultralight 950-fill down bag rated to 30°F (-1°C).
Full details →Premium 900-fill hydrophobic goose down quilt for 3-season backpacking. Pad attachment straps keep it secure through the night.
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Feathered Friends Hummingbird YF 30°F vs Therm-a-Rest Vesper Quilt: which should you buy?
If saving weight is your priority, the Feathered Friends Hummingbird YF 30°F wins — at 510 g it is 40 g (7%) lighter than the Therm-a-Rest Vesper 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.