# Whisker Litter-Robot 5 vs Whisker Litter-Robot EVO

As of Oct 26, 2026, the Whisker Litter-Robot 5 costs $799 and the Whisker Litter-Robot EVO costs $599, so the Whisker Litter-Robot EVO is $200 cheaper. Pick the Whisker Litter-Robot 5 for large cats and multi cat homes. Pick the Whisker Litter-Robot EVO for one or two average size cats in a small space.

Prices checked Oct 26, 2026. HTML version: https://robotsforthat.com/vs/whisker-litter-robot-5-vs-whisker-litter-robot-evo/

## Side by side

| | Whisker Litter-Robot 5 | Whisker Litter-Robot EVO |
|---|---|---|
| Price | $799 | $599 |
| 3 year cost | $955 | $599 |
| Our score | Not scored yet | Not scored yet |
| Rank in Litter box | #18 | #15 |
| Status | on sale | on sale |
| Warranty | 1 year (WhiskerCare), extendable to 3 years; 90 day in home trial | 1 year, 3 years with WhiskerCare ($99); 90 day in home trial |
| Cat weight range | 3 to 30 lb | 3 to 19 lb |
| Max cats | Up to 5 | Up to 2 cats (maker) |
| Waste drawer | Sealed drawer with carbon filter, up to 10 days for one cat (maker claim) | Sealed, carbon filtered drawer, up to 7 days for one cat (maker) |
| Sensors | Multiple lasers, weight sensing, SmartScale, WasteID urine vs stool detection, SafeCat system | Weight sensors and SafeCat anti obstruction system; no entry motion sensors (Vetstreet) |
| App | Whisker app (2.4 GHz WiFi); free tier shows 7 days of visits and weights | Whisker app (iOS and Android), 2.4 GHz WiFi only; Whisker+ membership optional |
| Litter type | Clumping clay recommended; plant based, non clumping, paper and pellet litters not recommended | Clay based clumping litter; crystal, plant, paper and pellet litters not recommended |
| Size | 22 x 27 in footprint, 29.9 in tall, 15.75 x 15.75 in entry, 28.7 lb empty | 20.6 x 24.3 in footprint, 27.6 in tall, 14.85 in entry, 21.5 lb empty |
| Noise | No dB rating published; QuietSift motor | Marketed as nearly silent (QuietSift); no dB figure given |
| Best for | large cats and multi cat homes | one or two average size cats in a small space |
| Skip if | you want the lowest price from Whisker | you have a cat over 19 lb or three or more cats |

## What reviewers found

### Whisker Litter-Robot 5

- Cats.com: Described in the October 2026 roundup as nearly the same as the 5 Pro without cameras, saving $100. [Source](https://cats.com/reviews/best-self-cleaning-litter-box)
- 9to5Toys: Review of the 5 series found it quieter, smoother and less sensitive to placement on carpet than the Litter-Robot 4, with a better carbon filter. [Source](https://9to5toys.com/2026/04/14/review-whisker-litter-robot-5-elevate-homes-with-space-age-improvements/)

### Whisker Litter-Robot EVO

- Vetstreet: A veterinarian used it for about two weeks in a multi cat home and praised odor control and automation, but said the Litter-Robot 5 Pro would have suited her household better. [Source](https://www.vetstreet.com/pet-product-reviews/litter-robot)
- TechnoMEOW: Used for a couple of months with three or more cats; setup was quick, but a mat edge caused a position fault error and app disconnects were more frequent than on the Litter-Robot 4 until a firmware update. [Source](https://technomeow.com/litter-robot-evo-review/)

## Questions buyers ask

### Which is better, the Whisker Litter-Robot 5 or the Whisker Litter-Robot EVO?

Pick the Whisker Litter-Robot 5 for large cats and multi cat homes. Pick the Whisker Litter-Robot EVO for one or two average size cats in a small space.

### Which is cheaper?

The Whisker Litter-Robot EVO at $599, versus $799 for the Whisker Litter-Robot 5, checked Oct 26, 2026. Over 3 years with running costs: $955 vs $599.

### What is the difference between the Litter-Robot 5 and the Litter-Robot EVO?

Cat weight range: 3 to 30 lb on the Litter-Robot 5, 3 to 19 lb on the Litter-Robot EVO. Max cats: Up to 5 on the Litter-Robot 5, Up to 2 cats (maker) on the Litter-Robot EVO. Waste drawer: Sealed drawer with carbon filter, up to 10 days for one cat (maker claim) on the Litter-Robot 5, Sealed, carbon filtered drawer, up to 7 days for one cat (maker) on the Litter-Robot EVO.

Full reviews: [Whisker Litter-Robot 5](https://robotsforthat.com/robot/whisker-litter-robot-5/index.md), [Whisker Litter-Robot EVO](https://robotsforthat.com/robot/whisker-litter-robot-evo/index.md)