# GRAYL GeoPress 24oz Water Purifier vs HydroBlu Versa Flow Water Filter: specs and price compared

A sourced, side-by-side comparison of the GRAYL GeoPress 24oz Water Purifier (Grayl) and HydroBlu Versa Flow Water Filter (HydroBlu) among backpacking water filters. HydroBlu Versa Flow Water Filter is the cheaper of the two at $25.95.

## Side by side

| Spec | GRAYL GeoPress 24oz Water Purifier | HydroBlu Versa Flow Water Filter |
| --- | --- | --- |
| US price | $99.95 | $25.95 |
| Brand | Grayl | HydroBlu |
| Filtration rating microns | — | — |
| Flow rate lpm | 5.3 | 0.76 |
| Rated lifetime (L) | 250 | 378541 |
| Filter media type | electroadsorption + ultra-powdered activated carbon (purifier cartridge) | hollow-fiber membrane |
| Removes bacteria protozoa virus | bacteria, protozoa, and virus (EPA-compliant purifier) | bacteria and protozoa (no virus, no chemicals) |
| Weight (oz) | 15.9 | 2 |
| Field cleanable backflush | No | Yes |
| Cartridge replaceable | Yes | No |

## Key differences

- Flow rate lpm: GRAYL GeoPress 24oz Water Purifier 5.3 vs HydroBlu Versa Flow Water Filter 0.76
- Rated lifetime (L): GRAYL GeoPress 24oz Water Purifier 250 vs HydroBlu Versa Flow Water Filter 378541
- Filter media type: GRAYL GeoPress 24oz Water Purifier electroadsorption + ultra-powdered activated carbon (purifier cartridge) vs HydroBlu Versa Flow Water Filter hollow-fiber membrane
- Removes bacteria protozoa virus: GRAYL GeoPress 24oz Water Purifier bacteria, protozoa, and virus (EPA-compliant purifier) vs HydroBlu Versa Flow Water Filter bacteria and protozoa (no virus, no chemicals)
- Weight (oz): GRAYL GeoPress 24oz Water Purifier 15.9 vs HydroBlu Versa Flow Water Filter 2
- Field cleanable backflush: GRAYL GeoPress 24oz Water Purifier No vs HydroBlu Versa Flow Water Filter Yes
- Cartridge replaceable: GRAYL GeoPress 24oz Water Purifier Yes vs HydroBlu Versa Flow Water Filter No

## Sources

- 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)
- HydroBlu Versa Flow Water Filter: https://hydroblu.com/versa-flow-light-weight-water-filter-package/ (hydroblu.com, verified 2026-08-11)

Canonical: https://frontdeskreview.com/gear/backpacking-water-filters/grayl-geopress-vs-hydroblu-versa-flow/
Cite: Per The Front Desk Review, GRAYL GeoPress 24oz Water Purifier ($99.95) vs HydroBlu Versa Flow Water Filter ($25.95) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/backpacking-water-filters/grayl-geopress-vs-hydroblu-versa-flow/
License: CC BY 4.0.