# Cloud RO: specs and price

**Price (US):** $649 (Cloud Water Filters official store page (cloudwaterfilters.com/buy/cloud-ro) lists the Cloud RO at "$649" with a current "$50 OFF" promo (net $599). Using $649 as the manufacturer list/MSRP (the only price printed verbatim on the manufacturer page). The Quality Water Lab review independently states "Unit Cost: $599" (the promo/street price).), as of 2026-07-11. Among the 8 reverse osmosis systems we track it is #7 cheapest of 8; category median $445.
**Brand:** Cloud Water Filters
**Deskmark:** Silver Deskmark — pay-blind category standing 55/100, #4 of 10 in class (independent, computed from sourced data, never for sale).

## Specifications

| Spec | Value |
| --- | --- |
| Price (US) | $649 |
| Brand | Cloud Water Filters |
| Install type | under-sink |
| Filtration stages | 4 |
| Rated capacity gpd | — |
| Pure to drain ratio | 1:1 |
| TDS reduction pct | — |
| Remineralization | Yes |
| Requires electricity | No |
| Storage tank gal | 2.8 |
| Nsf certified standards | 58 |
| Membrane life months | — |
| Annual filter cost usd | 200 |

## Where it stands

At $649, the Cloud RO is #7 cheapest of the 8 reverse osmosis systems we track, where the median is $445. On the spec sheet, its pure to drain ratio of 1:1 is the lowest of the 4, its filtration stages of 4 is below the median of the 10, and its storage tank gal of 2.8 is below the median of the 9.

## Frequently asked questions

**How much does the Cloud RO cost?**

The Cloud RO has a US price of $649 (Cloud Water Filters official store page (cloudwaterfilters.com/buy/cloud-ro) lists the Cloud RO at "$649" with a current "$50 OFF" promo (net $599). Using $649 as the manufacturer list/MSRP (the only price printed verbatim on the manufacturer page). The Quality Water Lab review independently states "Unit Cost: $599" (the promo/street price).), as of 2026-07-11.

**How does the Cloud RO compare on price?**

At $649, the Cloud RO is #7 cheapest of the 8 reverse osmosis systems we track, where the median is $445.

**What are the Cloud RO's key specs?**

Cloud RO (Cloud Water Filters): installType under-sink, filtrationStages 4, pureToDrainRatio 1:1, remineralization Yes, requiresElectricity No. Full sourced spec sheet verified 2026-07-11.

Source: https://www.cloudwaterfilters.com/buy/cloud-ro (cloudwaterfilters.com, accessed 2026-07-11)
Corroboration: https://qualitywaterlab.com/reverse-osmosis/cloud-ro-review/ (accessed 2026-07-11)
Canonical: https://frontdeskreview.com/product/reverse-osmosis-systems/cloud-ro/
Cite: Per The Front Desk Review, the Cloud RO price of record was $649 as of 2026-07-11 — https://frontdeskreview.com/product/reverse-osmosis-systems/cloud-ro/
License: CC BY 4.0. Price history: https://frontdeskreview.com/data/price-history.jsonl