Litter-Robot EVO vs Litter-Robot 5
Same brand, adjacent models in the range
Whisker Litter-Robot EVO
Buy now$599
Manufacturer starting price on whisker.com ("as low as $599"); bundles cost more.
Buy now · Manufacturer US/Canada PDP live; as low as $599 with Add to cart / InStock signals (verified 2026-09-12).
Whisker Litter-Robot 5
Buy now$799
Whisker lists the unit from $799; the Litter-Robot 5 Pro variant starts at $899.
Buy now
Where the published data differs
Every line below is computed from the two manufacturers’ own figures. Attributes neither brand publishes are omitted.
- Litter-Robot EVO lists at $599, $200 below Litter-Robot 5 at $799.
- Maximum cat weight: Litter-Robot 5 30 lbs versus Litter-Robot EVO 19 lbs (58% more). Published data favours Litter-Robot 5.
- Cleaning cycle trigger: Litter-Robot EVO — Weight sensors start the cycle after the cat exits; Litter-Robot 5 — Weight sensor starts the cycle after the cat exits; WasteID identifies waste type.
- Odor control method: Litter-Robot EVO — Sealed waste drawer with carbon filter; Litter-Robot 5 — WasteID-targeted odor control with sealed waste drawer.
- Power source: Litter-Robot EVO — 15 Volt DC / AC adapter; Litter-Robot 5 — AC power.
Full specification comparison
| Attribute | Litter-Robot EVO | Litter-Robot 5 |
|---|---|---|
| Multi-cat suitable | Yes | Yes |
| Minimum cat weight | 3 lbs | 3 lbs |
| Maximum cat weight | 19 lbs | 30 lbs |
| Waste drawer capacity | Not published by either | Not published by either |
| Litter type required | Clumping clay litter | Clumping clay litter |
| Proprietary litter required | No | No |
| Proprietary waste bags required | No | No |
| Subscription required | No | No |
| Cleaning cycle trigger | Weight sensors start the cycle after the cat exits | Weight sensor starts the cycle after the cat exits; WasteID identifies waste type |
| Adjustable cycle delay | Yes | Yes |
| App control | Yes | Yes |
| Weight sensing | Yes | Yes |
| Health monitoring | Yes | Yes |
| Odor control method | Sealed waste drawer with carbon filter | WasteID-targeted odor control with sealed waste drawer |
| Entry height | Not published by either | Not published by either |
| Interior dimensions | Not published by either | Not published by either |
| Footprint | 20.6 x 24.3 in | Not published |
| Operating noise | Not published by either | Not published by either |
| Power source | 15 Volt DC / AC adapter | AC power |
| Battery backup | Not published by either | Not published by either |
| Warranty | 12 months | 12 months |