Nemo Disco 15°F vs Therm-a-Rest NeoAir XLite NXT

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

Therm-a-Rest NeoAir XLite NXT is the lighter option — 836 g lighter than the Nemo Disco 15°F (70% less weight). If grams matter to you, that is the one to beat.

Spec	Nemo Disco 15°F	Therm-a-Rest NeoAir XLite NXT
Weight	1,190 g · 1.190 kg · 2.62 lb	354 g · 0.354 kg · 0.78 lb
Brand	Nemo	Therm-a-Rest
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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Therm-a-Rest NeoAir XLite NXT

354 g

Ultralight inflatable sleeping pad with R-value 4.5.

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Nemo Disco 15°F vs Therm-a-Rest NeoAir XLite NXT: which should you buy?

If saving weight is your priority, the Therm-a-Rest NeoAir XLite NXT wins — at 354 g it is 836 g (70%) 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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