Sea to Summit Aeros Ultralight Pillow (Regular) vs Therm-a-Rest Vesper Quilt 45°F
Weight and specs compared for 2026 — and which one to choose.
Inflatable ultralight camp pillow with a curved synthetic-fill surface and multi-function valve for comfort.
Check price Full details →900-fill hydrophobic goose down quilt rated to 45°F / 7°C; ultralight and highly packable for warm-weather thru-hiking and fastpacking.
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Sea to Summit Aeros Ultralight Pillow (Regular) vs Therm-a-Rest Vesper Quilt 45°F: 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 45°F (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.