Nalgene Wide Mouth 1L vs Platypus GravityWorks 4L

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

Platypus GravityWorks 4L is the lighter option — 15 g lighter than the Nalgene Wide Mouth 1L (8% less weight). If grams matter to you, that is the one to beat.

Spec	Nalgene Wide Mouth 1L	Platypus GravityWorks 4L
Weight	178 g · 0.178 kg · 0.39 lb	163 g · 0.163 kg · 0.36 lb
Brand	Nalgene	Platypus
Category	Hygiene	Hygiene

Nalgene Wide Mouth 1L

178 g

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

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Platypus GravityWorks 4L

163 g

Gravity-fed water filter system for camp use.

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Nalgene Wide Mouth 1L vs Platypus GravityWorks 4L: which should you buy?

If saving weight is your priority, the Platypus GravityWorks 4L wins — at 163 g it is 15 g (8%) 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.

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