Leo's Loo Too vs Litter-Robot EVO
Cross-brand multi-cat rivals at a similar price
Casa Leo Leo's Loo Too
Buy now$599.99
Base unit price on casaleopet.com; a 3-year extended warranty variant lists at $699.99.
Buy now
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).
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, $0.99 below Leo's Loo Too at $599.99.
- Maximum cat weight: Leo's Loo Too 20 lbs versus Litter-Robot EVO 19 lbs (5% more). Published data favours Leo's Loo Too.
- Cleaning cycle trigger: Leo's Loo Too — Radar motion detection plus weight sensors confirming the cat has left; Litter-Robot EVO — Weight sensors start the cycle after the cat exits.
- Odor control method: Leo's Loo Too — UV-C light plus sealed waste drawer with charcoal filter; Litter-Robot EVO — Sealed waste drawer with carbon filter.
- Power source: Leo's Loo Too — AC power only; Litter-Robot EVO — 15 Volt DC / AC adapter.
Full specification comparison
| Attribute | Leo's Loo Too | Litter-Robot EVO |
|---|---|---|
| Multi-cat suitable | Yes | Yes |
| Minimum cat weight | Not published | 3 lbs |
| Maximum cat weight | 20 lbs | 19 lbs |
| Waste drawer capacity | 9.5 L | Not published |
| 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 | Radar motion detection plus weight sensors confirming the cat has left | Weight sensors start the cycle after the cat exits |
| Adjustable cycle delay | Not published | Yes |
| App control | Yes | Yes |
| Weight sensing | Yes | Yes |
| Health monitoring | Yes | Yes |
| Odor control method | UV-C light plus sealed waste drawer with charcoal filter | Sealed waste drawer with carbon filter |
| Entry height | Not published by either | Not published by either |
| Interior dimensions | Not published by either | Not published by either |
| Footprint | Not published | 20.6 x 24.3 in |
| Operating noise | 30 dB | Not published |
| Power source | AC power only | 15 Volt DC / AC adapter |
| Battery backup | No | Not published |
| Warranty | 12 months | 12 months |