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Nemo Disco 15°F vs Sea to Summit Aeros Ultralight Pillow

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

Sea to Summit Aeros Ultralight Pillow is the lighter option — 1,131 g lighter than the Nemo Disco 15°F (95% less weight). If grams matter to you, that is the one to beat.
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Spec Nemo Disco 15°F Sea to Summit Aeros Ultralight Pillow
Weight 1,190 g · 1.190 kg · 2.62 lb 59 g · 0.059 kg · 0.13 lb
Brand Nemo Sea to Summit
Category Sleep System Sleep System
Nemo Disco 15°F
1,190 g

Spoon-shaped sleeping bag for side sleepers. 650-fill down.

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Sea to Summit Aeros Ultralight Pillow
59 g

Lightest backpacking pillow at 2.1 oz. Compresses down to baseball size for ultralight trips.

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Nemo Disco 15°F vs Sea to Summit Aeros Ultralight Pillow: which should you buy?

If saving weight is your priority, the Sea to Summit Aeros Ultralight Pillow wins — at 59 g it is 1,131 g (95%) lighter than the Nemo Disco 15°F (1,190 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.

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