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Waterwise
Waterwise 4000 Countertop Water Distiller
$389
Best Countertop Water Distillers · head-to-head
Waterwise 4000 Countertop Water Distiller vs CO-Z 1.1 Gallon 750W Countertop Water Distiller with BPA-Free Container
A sourced, side-by-side comparison. CO-Z 1.1 Gallon 750W Countertop Water Distiller with BPA-Free Container is cheaper at $89.99. Every spec and price links to its source.
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CO-Z
CO-Z 1.1 Gallon 750W Countertop Water Distiller with BPA-Free Container
$89.99Cheaper
Which is better: the Waterwise 4000 Countertop Water Distiller or CO-Z 1.1 Gallon 750W Countertop Water Distiller with BPA-Free Container?
The CO-Z 1.1 Gallon 750W Countertop Water Distiller with BPA-Free Container wins 1 of the 1 specs we compare head to head; the other wins 0. The CO-Z 1.1 Gallon 750W Countertop Water Distiller with BPA-Free Container is the cheaper at $89.99. The CO-Z 1.1 Gallon 750W Countertop Water Distiller with BPA-Free Container both leads on specs and costs less — the straightforward pick.
See Waterwise 4000 Countertop Water Distiller on Amazon Check CO-Z 1.1 Gallon 750W Countertop Water Distiller with BPA-Free Container price
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Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | Waterwise 4000 Countertop Water Distiller | CO-Z 1.1 Gallon 750W Countertop Water Distiller with BPA-Free Container |
|---|---|---|
| US price | $389 | $89.99 |
| Brand | Waterwise | CO-Z |
| Released | — | — |
| Production rate gal per cycle | 1 | 1.1 |
| Cycle time | 4-4.5 hours per 1 gallon batch (up to 6 gal/24hr) | ~3.5-4 hours to process a full 1.1 gal (4L) batch at 0.3 gal/hr (1L/hr) |
| Storage tank capacity | 1 gal borosilicate glass collector bottle | 1.1 gal (4L) BPA-free plastic pitcher/collection container |
| Material | 316-grade stainless steel boiler | 304 stainless steel interior chamber |
| Wattage (W) | 800 | 750 |
| Auto shutoff | Yes | Yes |
| Carbon post filter | Yes | Yes |
| Dimensions | 9 in. diameter x 15 in. H | 9.1 in. x 15.4 in. (distiller body); 7.1 in. x 7.1 in. (collection pot) |
| Weight (lb) | 10 | 8.2 |
Sources — Waterwise 4000 Countertop Water Distiller: waterwise.com (verified 2026-08-05). CO-Z 1.1 Gallon 750W Countertop Water Distiller with BPA-Free Container: cozpalace.com (verified 2026-08-05).
What's the difference between the Waterwise 4000 Countertop Water Distiller and CO-Z 1.1 Gallon 750W Countertop Water Distiller with BPA-Free Container?
Where the two actually differ on the specs we track (7 of 9). Matching specs are omitted.
- Production rate gal per cycle: Waterwise 4000 Countertop Water Distiller 1 vs CO-Z 1.1 Gallon 750W Countertop Water Distiller with BPA-Free Container 1.1
- Cycle time: Waterwise 4000 Countertop Water Distiller 4-4.5 hours per 1 gallon batch (up to 6 gal/24hr) vs CO-Z 1.1 Gallon 750W Countertop Water Distiller with BPA-Free Container ~3.5-4 hours to process a full 1.1 gal (4L) batch at 0.3 gal/hr (1L/hr)
- Storage tank capacity: Waterwise 4000 Countertop Water Distiller 1 gal borosilicate glass collector bottle vs CO-Z 1.1 Gallon 750W Countertop Water Distiller with BPA-Free Container 1.1 gal (4L) BPA-free plastic pitcher/collection container
- Material: Waterwise 4000 Countertop Water Distiller 316-grade stainless steel boiler vs CO-Z 1.1 Gallon 750W Countertop Water Distiller with BPA-Free Container 304 stainless steel interior chamber
- Wattage (W): Waterwise 4000 Countertop Water Distiller 800 vs CO-Z 1.1 Gallon 750W Countertop Water Distiller with BPA-Free Container 750
- Dimensions: Waterwise 4000 Countertop Water Distiller 9 in. diameter x 15 in. H vs CO-Z 1.1 Gallon 750W Countertop Water Distiller with BPA-Free Container 9.1 in. x 15.4 in. (distiller body); 7.1 in. x 7.1 in. (collection pot)
- Weight (lb): Waterwise 4000 Countertop Water Distiller 10 vs CO-Z 1.1 Gallon 750W Countertop Water Distiller with BPA-Free Container 8.2