Nemo Equipment Tensor All-Season vs Sea to Summit Ultralight XR Insulated (Short)
Weight and specs compared for 2026 — and which one to choose.
All-season insulated pad at 14.1oz with R-value 5.4. Three-inch loft.
Ultralight insulated sleeping pad at 13.8 oz (390g) for 66-inch length with 3.6 R-value, lightest inflatable option available.
Building a pack? Add either one to your HikeLoad list, or drop its weight into the base weight calculator, and see what it does to your total weight.
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Nemo Equipment Tensor All-Season vs Sea to Summit Ultralight XR Insulated (Short): which should you buy?
If saving weight is your priority, the Sea to Summit Ultralight XR Insulated (Short) wins — at 390 g it is 10 g (3%) lighter than the Nemo Equipment Tensor All-Season (400 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.