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LifeStraw Peak Solo vs MSR TrailShot

Weight and specs compared for 2026 — and which one to choose.

LifeStraw Peak Solo is the lighter option — 93 g lighter than the MSR TrailShot (66% less weight). If grams matter to you, that is the one to beat.
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Spec LifeStraw Peak Solo MSR TrailShot
Weight 48 g · 0.048 kg · 0.11 lb 141 g · 0.141 kg · 0.31 lb
Brand LifeStraw MSR
Category Hygiene Hygiene
LifeStraw Peak Solo
48 g

Ultracompact water filter weighing just 1.7oz. Uses 0.2 micron membrane to remove 99.999999% bacteria and filters up to 2000 liters with 3L/min flow.

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MSR TrailShot
141 g

Pocket-sized squeezable water filter. Fast flow rate.

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LifeStraw Peak Solo vs MSR TrailShot: which should you buy?

If saving weight is your priority, the LifeStraw Peak Solo wins — at 48 g it is 93 g (66%) lighter than the MSR TrailShot (141 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.

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