Cloud Water Filters
Cloud RO
$649
Best Reverse Osmosis Systems · head-to-head
Cloud RO vs iSpring RCC7AK
A sourced, side-by-side comparison. iSpring RCC7AK is cheaper at $241.99. Every spec and price links to its source.
iSpring
iSpring RCC7AK
$241.99Cheaper
Which is better: the Cloud RO or iSpring RCC7AK?
On the specs we track, they're closely matched. The iSpring RCC7AK is the cheaper at $241.99.
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Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | Cloud RO | iSpring RCC7AK |
|---|---|---|
| US price | $649 | $241.99 |
| Brand | Cloud Water Filters | iSpring |
| Released | — | — |
| Install type | under-sink | under-sink |
| Filtration stages | 4 | 6 |
| Rated capacity gpd | — | 75 |
| Pure to drain ratio | 1:1 | — |
| TDS reduction pct | — | 97.9 |
| Remineralization | Yes | Yes |
| Requires electricity | No | No |
| Storage tank gal | 2.8 | 3.2 |
| Nsf certified standards | 58 | 58 |
| Membrane life months | — | — |
| Annual filter cost usd | 200 | 80.99 |
Sources — Cloud RO: cloudwaterfilters.com (verified 2026-07-11). iSpring RCC7AK: ispringfilter.com (verified 2026-07-11).
What's the difference between the Cloud RO and iSpring RCC7AK?
Where the two actually differ on the specs we track (3 of 11). Matching specs are omitted.
- Filtration stages: Cloud RO 4 vs iSpring RCC7AK 6
- Storage tank gal: Cloud RO 2.8 vs iSpring RCC7AK 3.2
- Annual filter cost usd: Cloud RO 200 vs iSpring RCC7AK 80.99