Therm-a-Rest Vesper 32 Quilt vs Therm-a-Rest Vesper 900

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

Both weigh the same at 550 g, so choose on features, price and fit.

Spec	Therm-a-Rest Vesper 32 Quilt	Therm-a-Rest Vesper 900
Weight	550 g · 0.550 kg · 1.21 lb	550 g · 0.550 kg · 1.21 lb
Brand	Therm-a-Rest	Therm-a-Rest
Category	Sleep System	Sleep System

Therm-a-Rest Vesper 32 Quilt

550 g

900-fill hydrophobic down quilt with cinchable footbox. Top-rated ultralight quilt for 3-season backpacking with excellent warmth-to-weight ratio.

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Therm-a-Rest Vesper 900

550 g

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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Therm-a-Rest Vesper 32 Quilt vs Therm-a-Rest Vesper 900: which should you buy?

On weight these two are identical (550 g), so your decision comes down to features, fit and price. Check the full details and current price for each above.

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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