| Customer Reviews | 4.3 out of 5 stars 1,005 | 4.3 out of 5 stars 88 | 4.4 out of 5 stars 990 | 4.3 out of 5 stars 109 | 4.3 out of 5 stars 411 | 5.0 out of 5 stars 1 |
| Price | $39.99$39.99 | $28.99$28.99 | $56.97$56.97 | $55.99$55.99 | $19.99$19.99 | — |
| Capacity | 7L/1.8Gal | 3.2L/108oz | 10L/2.6Gal | 3.5L/118oz | 2.2L/74oz | 7L/1.8Gal |
| Days of Water Supply | 9 Days | 13 Days | 11 Days | 120 Days | 9-14 Days | 9 Days |
| Material | 304 Food-Grade Stainless Steel | ABS+Stainless Steel | 304 Food-Grade Stainless Steel | ABS+304 Stainless Steel | ABS Plastic | 304 Food-Grade Stainless Steel |
| Filters | +3 Replaceable Filters | 1 Filters | +2 Replaceable Filters | NO Filter (Always Fresh Water) | 1 Set Filters | +3 Replaceable Filters +1 Pump |
| Filter System | 5-layer Filtration | 5-layer Filtration | 5-layer Filtration | Filterless (No Ongoing Cost) | 5-layer Filtration | 5-layer Filtration |
| Quiet Design | <25dB | <20dB | <30dB | <30dB | <20dB | <25dB |
| Ideal For | Multi-Pet Households | 1-2 Cats | Medium/Large Dogs | 1 Cats | One Cat | Multi-Pet Households |
| Power/Safety | Auto Shut-Off | Auto Shut-Off | Auto Shut-Off | Auto Shut-Off | Auto Shut-Off | Auto Shut-Off |
| Pet-Friendly Focus | Flowing Faucet | Deepened Tray | Deepened Tray | Separate Clean & Dirty Water | Deepened Tray | Flowing Faucet |
| Suitable Quiet Design | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ |
| Cordless/Cord | Cord | Cordless | Cord | Cordless/Cord | Cordless | Cord |