CNOC Vecto 3L Water Container vs MSR Guardian Purifier Pump

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

CNOC Vecto 3L Water Container is the lighter option — 445 g lighter than the MSR Guardian Purifier Pump (91% less weight). If grams matter to you, that is the one to beat.

Spec	CNOC Vecto 3L Water Container	MSR Guardian Purifier Pump
Weight	45 g · 0.045 kg · 0.10 lb	490 g · 0.490 kg · 1.08 lb
Brand	CNOC	MSR
Category	Hygiene	Hygiene

CNOC Vecto 3L Water Container

45 g

Collapsible 3L water container with wide opening. Easy to fill.

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MSR Guardian Purifier Pump

490 g

Military-grade water purifier removes viruses, bacteria and protozoa.

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CNOC Vecto 3L Water Container vs MSR Guardian Purifier Pump: which should you buy?

If saving weight is your priority, the CNOC Vecto 3L Water Container wins — at 45 g it is 445 g (91%) lighter than the MSR Guardian Purifier Pump (490 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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