Arc'teryx Beta AR Jacket vs Arc'teryx Zeta SL Jacket
Weight and specs compared for 2026 — and which one to choose.
All-round Gore-Tex Pro shell jacket. Highly durable.
Ultralight packable Gore-Tex jacket for emergency protection.
Building a pack? Add either one to your HikeLoad list, or drop its weight into the base weight calculator, and see what it does to your total weight.
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Arc'teryx Beta AR Jacket vs Arc'teryx Zeta SL Jacket: which should you buy?
If saving weight is your priority, the Arc'teryx Zeta SL Jacket wins — at 275 g it is 185 g (40%) lighter than the Arc'teryx Beta AR Jacket (460 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.