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Petzl Actik Core vs Petzl Swift RL
Weight and specs compared for 2026 — and which one to choose.
Petzl Actik Core is the lighter option — 5 g lighter than the Petzl Swift RL (5% less weight). If grams matter to you, that is the one to beat.
Petzl Swift RL
100 g
Reactive lighting 900-lumen headlamp. Auto-adjusts to conditions.
Full details →Petzl Actik Core vs Petzl Swift RL: which should you buy?
If saving weight is your priority, the Petzl Actik Core wins — at 95 g it is 5 g (5%) lighter than the Petzl Swift RL (100 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 lighting page, or browse the full gear weight database.