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Katadyn
Katadyn BeFree 1.0L Water Filter
$44.95Cheaper
Best Backpacking Water Filters · head-to-head
Katadyn BeFree 1.0L Water Filter vs GRAYL GeoPress 24oz Water Purifier
A sourced, side-by-side comparison. Katadyn BeFree 1.0L Water Filter is cheaper at $44.95. Every spec and price links to its source.
Grayl
GRAYL GeoPress 24oz Water Purifier
$99.95
Which is better: the Katadyn BeFree 1.0L Water Filter or GRAYL GeoPress 24oz Water Purifier?
The Katadyn BeFree 1.0L Water Filter wins 1 of the 1 specs we compare head to head; the other wins 0. The Katadyn BeFree 1.0L Water Filter is the cheaper at $44.95. The Katadyn BeFree 1.0L Water Filter both leads on specs and costs less — the straightforward pick.
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Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | Katadyn BeFree 1.0L Water Filter | GRAYL GeoPress 24oz Water Purifier |
|---|---|---|
| US price | $44.95 | $99.95 |
| Brand | Katadyn | Grayl |
| Released | — | — |
| Filtration rating microns | 0.1 | — |
| Flow rate lpm | 2 | 5.3 |
| Rated lifetime (L) | 1000 | 250 |
| Filter media type | hollow-fiber membrane (EZ-Clean) | electroadsorption + ultra-powdered activated carbon (purifier cartridge) |
| Removes bacteria protozoa virus | bacteria and protozoa (no virus) | bacteria, protozoa, and virus (EPA-compliant purifier) |
| Weight (oz) | 2.85 | 15.9 |
| Field cleanable backflush | Yes | No |
| Cartridge replaceable | Yes | Yes |
Sources — Katadyn BeFree 1.0L Water Filter: katadyn.com (verified 2026-08-11). GRAYL GeoPress 24oz Water Purifier: grayl.com (verified 2026-08-11).
What's the difference between the Katadyn BeFree 1.0L Water Filter and GRAYL GeoPress 24oz Water Purifier?
Where the two actually differ on the specs we track (6 of 8). Matching specs are omitted.
- Flow rate lpm: Katadyn BeFree 1.0L Water Filter 2 vs GRAYL GeoPress 24oz Water Purifier 5.3
- Rated lifetime (L): Katadyn BeFree 1.0L Water Filter 1000 vs GRAYL GeoPress 24oz Water Purifier 250
- Filter media type: Katadyn BeFree 1.0L Water Filter hollow-fiber membrane (EZ-Clean) vs GRAYL GeoPress 24oz Water Purifier electroadsorption + ultra-powdered activated carbon (purifier cartridge)
- Removes bacteria protozoa virus: Katadyn BeFree 1.0L Water Filter bacteria and protozoa (no virus) vs GRAYL GeoPress 24oz Water Purifier bacteria, protozoa, and virus (EPA-compliant purifier)
- Weight (oz): Katadyn BeFree 1.0L Water Filter 2.85 vs GRAYL GeoPress 24oz Water Purifier 15.9
- Field cleanable backflush: Katadyn BeFree 1.0L Water Filter true vs GRAYL GeoPress 24oz Water Purifier false