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Sawyer Squeeze Mini vs SteriPen Adventurer Opti
Weight and specs compared for 2026 — and which one to choose.
Sawyer Squeeze Mini is the lighter option — 33 g lighter than the SteriPen Adventurer Opti (37% less weight). If grams matter to you, that is the one to beat.
Sawyer Squeeze Mini
57 g
Lightweight water filter at 57g. 0.1 micron inline squeeze filter for compact backpacking setups.
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Sawyer Squeeze Mini vs SteriPen Adventurer Opti: which should you buy?
If saving weight is your priority, the Sawyer Squeeze Mini wins — at 57 g it is 33 g (37%) lighter than the SteriPen Adventurer Opti (90 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 hygiene page, or browse the full gear weight database.