Arc'teryx Zeta SL Jacket vs Montbell Peak Shell Jacket
Weight and specs compared for 2026 — and which one to choose.
Ultralight packable Gore-Tex jacket for emergency protection.
Full details →Ultra-lightweight 3-layer Gore-Tex rain jacket with pit zips. One of the lightest shells available for backpacking.
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Arc'teryx Zeta SL Jacket vs Montbell Peak Shell Jacket: which should you buy?
If saving weight is your priority, the Montbell Peak Shell Jacket wins — at 189 g it is 86 g (31%) lighter than the Arc'teryx Zeta SL Jacket (275 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 - outer layer page, or browse the full gear weight database.