Nemo Tensor Ultralight vs Western Mountaineering HighLite 35F

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

Nemo Tensor Ultralight is the lighter option — 120 g lighter than the Western Mountaineering HighLite 35F (26% less weight). If grams matter to you, that is the one to beat.

Spec	Nemo Tensor Ultralight	Western Mountaineering HighLite 35F
Weight	340 g · 0.340 kg · 0.75 lb	460 g · 0.460 kg · 1.01 lb
Brand	Nemo	Western Mountaineering
Category	Sleep System	Sleep System

Nemo Tensor Ultralight

340 g

Ultralight inflatable pad with minimal noise. R-value 3.5.

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Western Mountaineering HighLite 35F

460 g

Ultralight 850-fill ethical down mummy bag rated 35F with 7D ripstop nylon shell. Best-in-class warmth-to-weight ratio for three-season use.

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Nemo Tensor Ultralight vs Western Mountaineering HighLite 35F: which should you buy?

If saving weight is your priority, the Nemo Tensor Ultralight wins — at 340 g it is 120 g (26%) lighter than the Western Mountaineering HighLite 35F (460 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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