MSR
HyperFlow Microfilter
Sold by the people who make it — no third-party seller in between.
Manufacturer list price (MSRP)
$159.95
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Overview
An ultralight, ultra-compact backcountry microfilter delivering a refreshing fast 3L of water per minute–ideal for backpacking with small groups.
Specs
- Brand
- MSR
- Weight
- 221 g · 7.8 oz
- Method
- Gravity
- Treatment Method — Source: manufacturer · checked 2026-10-04
Weight vs. category
69% heavier than the category average.
How it measures up
Against every one of the water filters & treatments in the RidgeNote register with a published figure. Manufacturer-listed; sources and dates are on this page.
- Weight
- 7.8 oz (221 g)
- Lighter than 14% of 14 weighed · #12 lightest
- +160% vs the median 3.0 oz
- Price
- $159.95
- Cheaper than 11% of 18 priced · #16 cheapest
- +205% vs the median $52.45 · $20.52/oz (median $14.25/oz)
The lightest of the water filters & treatments on record is Sawyer Micro Squeeze Water Filtration System at 2.0 oz — 164 g less and $126.00 less.
The cheapest is MSR Aquatabs® - 30 pack at $14.95 — $145.00 less.
RidgeNote verdict
Similar — lighter or cheaper
Related reading
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Manufacturer list price (MSRP)
$159.95