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Sea to Summit Aeros Ultralight Pillow (Regular) vs Therm-a-Rest Vesper Quilt 32F

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

Sea to Summit Aeros Ultralight Pillow (Regular) is the lighter option — 490 g lighter than the Therm-a-Rest Vesper Quilt 32F (89% less weight). If grams matter to you, that is the one to beat.
Spec Sea to Summit Aeros Ultralight Pillow (Regular) Therm-a-Rest Vesper Quilt 32F
Weight 60 g · 0.060 kg · 0.13 lb 550 g · 0.550 kg · 1.21 lb
Brand Sea to Summit Therm-a-Rest
Category Sleep System Sleep System
Sea to Summit Aeros Ultralight Pillow (Regular)
60 g

Inflatable ultralight camp pillow with a curved synthetic-fill surface and multi-function valve for comfort.

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Therm-a-Rest Vesper Quilt 32F
550 g

Lightest quilt using 900-fill hydrophobic goose down with 360g fill weight. Features snap-button closure and pad attachment loops. Rated to 32°F / 0°C.

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Sea to Summit Aeros Ultralight Pillow (Regular) vs Therm-a-Rest Vesper Quilt 32F: which should you buy?

If saving weight is your priority, the Sea to Summit Aeros Ultralight Pillow (Regular) wins — at 60 g it is 490 g (89%) lighter than the Therm-a-Rest Vesper Quilt 32F (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.

More sleep system comparisons