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Sea to Summit Aeros Ultralight Pillow (Regular) vs Western Mountaineering AstraLite Quilt

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

Sea to Summit Aeros Ultralight Pillow (Regular) is the lighter option — 422 g lighter than the Western Mountaineering AstraLite Quilt (88% less weight). If grams matter to you, that is the one to beat.
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Spec Sea to Summit Aeros Ultralight Pillow (Regular) Western Mountaineering AstraLite Quilt
Weight 60 g · 0.060 kg · 0.13 lb 482 g · 0.482 kg · 1.06 lb
Brand Sea to Summit Western Mountaineering
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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Western Mountaineering AstraLite Quilt
482 g

35°F sleeping quilt with 850+ fill power down, thin crisscross elastic back strap for secure fit, and premium hand-sewn construction.

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Sea to Summit Aeros Ultralight Pillow (Regular) vs Western Mountaineering AstraLite Quilt: which should you buy?

If saving weight is your priority, the Sea to Summit Aeros Ultralight Pillow (Regular) wins — at 60 g it is 422 g (88%) lighter than the Western Mountaineering AstraLite Quilt (482 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