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Montbell Plasma 1000 Down Jacket vs Norrona Trollveggen Thermal Pro Jacket
Weight and specs compared for 2026 — and which one to choose.
Montbell Plasma 1000 Down Jacket is the lighter option — 345 g lighter than the Norrona Trollveggen Thermal Pro Jacket (65% less weight). If grams matter to you, that is the one to beat.
Montbell Plasma 1000 Down Jacket
185 g
Ultralight 1000-fill down jacket. Among the lightest available.
Full details →Norrona Trollveggen Thermal Pro Jacket
530 g
Polartec Thermal Pro fleece for demanding mountain use.
Full details →Montbell Plasma 1000 Down Jacket vs Norrona Trollveggen Thermal Pro Jacket: which should you buy?
If saving weight is your priority, the Montbell Plasma 1000 Down Jacket wins — at 185 g it is 345 g (65%) lighter than the Norrona Trollveggen Thermal Pro Jacket (530 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.
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