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MSR TrailShot vs Nalgene Wide Mouth 1L

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

MSR TrailShot is the lighter option — 37 g lighter than the Nalgene Wide Mouth 1L (21% less weight). If grams matter to you, that is the one to beat.
Spec MSR TrailShot Nalgene Wide Mouth 1L
Weight 141 g · 0.141 kg · 0.31 lb 178 g · 0.178 kg · 0.39 lb
Brand MSR Nalgene
Category Hygiene Hygiene
MSR TrailShot
141 g

Pocket-sized squeezable water filter. Fast flow rate.

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Nalgene Wide Mouth 1L
178 g

Classic 1L Tritan water bottle. Leakproof and BPA-free.

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MSR TrailShot vs Nalgene Wide Mouth 1L: which should you buy?

If saving weight is your priority, the MSR TrailShot wins — at 141 g it is 37 g (21%) lighter than the Nalgene Wide Mouth 1L (178 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.

More hygiene comparisons