Therm-a-Rest Vesper 20F vs Therm-a-Rest Vesper 20F Quilt

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 20F	Therm-a-Rest Vesper 20F Quilt
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 20F

550 g

Ultralight quilt with 900-fill hydrophobic Nikwax Treated Down. Rated 20°F with neck baffle and footbox snap. Among lightest mainstream quilts.

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Therm-a-Rest Vesper 20F Quilt

550 g

Sleeping quilt rated to 20°F (-7°C) filled with 900-fill down, designed for ultralight three-season backpacking. Outstanding warmth-to-weight ratio.

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Therm-a-Rest Vesper 20F vs Therm-a-Rest Vesper 20F Quilt: 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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