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NEMO Tensor Extreme Conditions vs Sea to Summit Ether Light XR Insulated Regular

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

No winner on weight yet. The recorded weights have not both been verified on the same basis. Size, included parts and single-item versus pair weights can differ. Check the linked sources before choosing a replacement.

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Spec NEMO Tensor Extreme Conditions Sea to Summit Ether Light XR Insulated Regular
Weight 482 g · 0.482 kg · 1.06 lb 470 g · 0.470 kg · 1.04 lb
size Regular
Brand NEMO Sea to Summit
Category Sleep System Sleep System
NEMO Tensor Extreme Conditions
482 g

Four-season insulated air pad delivering an 8.5 R-value at just 17oz. Among the lightest extremely well-insulated backpacking pads. Regular mummy.

See it in your base weight → Full details →
Sea to Summit Ether Light XR Insulated Regular
470 g

Ultralight inflatable sleeping pad with air-sprung cell baffle tech; 16.6 oz for superior comfort and support

See it in your base weight → Full details →

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NEMO Tensor Extreme Conditions vs Sea to Summit Ether Light XR Insulated Regular: which should you buy?

The listed weights alone are not enough to choose between these products. Confirm the size, included parts and weight basis against each source; choose equipment for the function and fit you need.

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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