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NEMO Equipment Tensor Elite Sleeping Pad vs Therm-a-Rest Vesper 900

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

NEMO Equipment Tensor Elite Sleeping Pad is the lighter option — 310 g lighter than the Therm-a-Rest Vesper 900 (56% less weight). If grams matter to you, that is the one to beat.
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Spec NEMO Equipment Tensor Elite Sleeping Pad Therm-a-Rest Vesper 900
Weight 240 g · 0.240 kg · 0.53 lb 550 g · 0.550 kg · 1.21 lb
Brand NEMO Equipment Therm-a-Rest
Category Sleep System Sleep System
NEMO Equipment Tensor Elite Sleeping Pad
240 g

Top-tier ultralight inflatable sleeping pad with R-value 2.4 and 3-inch thickness. Quieter baffle construction with 10D Cordura nylon shell.

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Therm-a-Rest Vesper 900
550 g

Ultralight sleeping bag with 900 fill-power hydrophobic goose down. 360g of down fill. Excellent warmth-to-weight ratio for three-season backpacking trips.

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NEMO Equipment Tensor Elite Sleeping Pad vs Therm-a-Rest Vesper 900: which should you buy?

If saving weight is your priority, the NEMO Equipment Tensor Elite Sleeping Pad wins — at 240 g it is 310 g (56%) lighter than the Therm-a-Rest Vesper 900 (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.

More sleep system comparisons