# Katadyn BeFree 1.0L Water Filter vs GRAYL GeoPress 24oz Water Purifier: specs and price compared

A sourced, side-by-side comparison of the Katadyn BeFree 1.0L Water Filter (Katadyn) and GRAYL GeoPress 24oz Water Purifier (Grayl) among backpacking water filters. Katadyn BeFree 1.0L Water Filter is the cheaper of the two at $44.95.

## Side by side

| Spec | Katadyn BeFree 1.0L Water Filter | GRAYL GeoPress 24oz Water Purifier |
| --- | --- | --- |
| US price | $44.95 | $99.95 |
| Brand | Katadyn | Grayl |
| 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 |

## Key differences

- 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 Yes vs GRAYL GeoPress 24oz Water Purifier No

## Sources

- Katadyn BeFree 1.0L Water Filter: https://www.katadyn.com/us/us/8020451-katadyn-befree-1.0l (katadyn.com, verified 2026-08-11)
- GRAYL GeoPress 24oz Water Purifier: https://grayl.com/collections/featured-collection/products/24oz-geopress-filter-purifier-water-bottle-nature-edition (grayl.com, verified 2026-08-11)

Canonical: https://frontdeskreview.com/gear/backpacking-water-filters/katadyn-befree-1-0l-vs-grayl-geopress/
Cite: Per The Front Desk Review, Katadyn BeFree 1.0L Water Filter ($44.95) vs GRAYL GeoPress 24oz Water Purifier ($99.95) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/backpacking-water-filters/katadyn-befree-1-0l-vs-grayl-geopress/
License: CC BY 4.0.