← Gear database

Montbell U.L. Thermawrap Jacket vs Patagonia Nano Puff Jacket

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

Montbell U.L. Thermawrap Jacket is the lighter option — 114 g lighter than the Patagonia Nano Puff Jacket (33% less weight). If grams matter to you, that is the one to beat.
Spec Montbell U.L. Thermawrap Jacket Patagonia Nano Puff Jacket
Weight 227 g · 0.227 kg · 0.50 lb 341 g · 0.341 kg · 0.75 lb
Brand Montbell Patagonia
Category Clothing - Mid Layer Clothing - Mid Layer
Montbell U.L. Thermawrap Jacket
227 g

Ultralight synthetic Exceloft insulated jacket with 15D Ballistic Airlight nylon shell, highly packable for cool weather.

Check price Full details →
Patagonia Nano Puff Jacket
341 g

PrimaLoft insulated jacket. Packable and water-resistant.

Full details →

Montbell U.L. Thermawrap Jacket vs Patagonia Nano Puff Jacket: which should you buy?

If saving weight is your priority, the Montbell U.L. Thermawrap Jacket wins — at 227 g it is 114 g (33%) lighter than the Patagonia Nano Puff Jacket (341 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 clothing - mid layer page, or browse the full gear weight database.

More clothing - mid layer comparisons