Therm-a-Rest NeoAir UberLite vs Therm-a-Rest Z Lite Sol

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

Therm-a-Rest NeoAir UberLite is the lighter option — 160 g lighter than the Therm-a-Rest Z Lite Sol (39% less weight). If grams matter to you, that is the one to beat.

Spec	Therm-a-Rest NeoAir UberLite	Therm-a-Rest Z Lite Sol
Weight	250 g · 0.250 kg · 0.55 lb	410 g · 0.410 kg · 0.90 lb
Brand	Therm-a-Rest	Therm-a-Rest
Category	Sleep System	Sleep System

Therm-a-Rest NeoAir UberLite

250 g

Lightest NeoAir pad. R-value 2.0 for warm conditions.

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Therm-a-Rest Z Lite Sol

410 g

Classic accordion-fold foam pad. R-value 2.0. Indestructible.

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Therm-a-Rest NeoAir UberLite vs Therm-a-Rest Z Lite Sol: which should you buy?

If saving weight is your priority, the Therm-a-Rest NeoAir UberLite wins — at 250 g it is 160 g (39%) lighter than the Therm-a-Rest Z Lite Sol (410 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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