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Katabatic Gear Alsek 22°F vs Nemo Equipment Tensor Elite Ultralight

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

Nemo Equipment Tensor Elite Ultralight is the lighter option — 239 g lighter than the Katabatic Gear Alsek 22°F (53% less weight). If grams matter to you, that is the one to beat.
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Spec Katabatic Gear Alsek 22°F Nemo Equipment Tensor Elite Ultralight
Weight 454 g · 0.454 kg · 1.00 lb 215 g · 0.215 kg · 0.47 lb
Brand Katabatic Gear Nemo Equipment
Category Sleep System Sleep System
Katabatic Gear Alsek 22°F
454 g

Premium 850-fill down sleeping quilt rated to 22°F.

Full details →
Nemo Equipment Tensor Elite Ultralight
215 g

Lightest inflatable pad at 7.6oz with R-value 2.4. Ultra-compact packed size.

Full details →

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Katabatic Gear Alsek 22°F vs Nemo Equipment Tensor Elite Ultralight: which should you buy?

If saving weight is your priority, the Nemo Equipment Tensor Elite Ultralight wins — at 215 g it is 239 g (53%) lighter than the Katabatic Gear Alsek 22°F (454 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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