Therm-a-Rest NeoAir XLite NXT Sleeping Pad vs Western Mountaineering MegaLite 35°F
Weight and specs compared for 2026 — and which one to choose.
Ultralight inflatable sleeping pad with R-value 4.5. ThermaCapture and Triangular Core Matrix technology. WingLock valve. Regular size (25x72 in).
Full details →Ultralight 850-fill down bag for warm summer conditions.
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Therm-a-Rest NeoAir XLite NXT Sleeping Pad vs Western Mountaineering MegaLite 35°F: which should you buy?
If saving weight is your priority, the Therm-a-Rest NeoAir XLite NXT Sleeping Pad wins — at 354 g it is 156 g (31%) lighter than the Western Mountaineering MegaLite 35°F (510 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.