# Catlink Scooper Pro-X Luxury vs Whisker Litter-Robot 4

As of Nov 4, 2026, the Catlink Scooper Pro-X Luxury costs $500 and the Whisker Litter-Robot 4 costs $699, so the Catlink Scooper Pro-X Luxury is $199 cheaper. Pick the Catlink Scooper Pro-X Luxury for multi cat homes wanting an enclosed box. Pick the Whisker Litter-Robot 4 for one to four average size cats.

Prices checked Nov 4, 2026. HTML version: https://robotsforthat.com/vs/catlink-scooper-pro-x-luxury-vs-whisker-litter-robot-4/

## Side by side

| | Catlink Scooper Pro-X Luxury | Whisker Litter-Robot 4 |
|---|---|---|
| Price | $500 | $699 |
| 3 year cost | $500 | $1,035 |
| Our score | Not scored yet | Not scored yet |
| Rank in Litter box | #21 | #23 |
| Status | on sale | on sale |
| Warranty | n/a | 1 year (WhiskerCare), extendable to 3 years; 90 day in home trial |
| Cat weight range | 3.3 to 22 lb (PetSmart feature text) | 3 to 25 lb (kittens under 3 lb need semi automatic mode) |
| Max cats | Weight sensors track up to 4 cats (TechnoMEOW) | Up to 4 |
| Waste drawer | 13 L, up to 7 days for two cats or 14 for one | Sealed drawer with carbon filter, as little as once every 8 days (maker claim) |
| Sensors | Microwave radar, infrared and anti pinch, plus weight sensors | Laser and weight sensors, SmartScale cat weight tracking, SafeCat system |
| App | CATLINK app, 2.4 GHz WiFi; tracks visits, weight, temperature and humidity | Whisker app (2.4 GHz WiFi); free 7 day view, Whisker+ optional |
| Litter type | Most clumping litters; avoid crystal or pellet | Clumping clay recommended; crystals only if they pass the screen; plant based and pellet litters not recommended |
| Size | 23.62 x 22.83 x 27.95 in, 65 L chamber | 22 x 27 in footprint, 29.5 in tall, 15.75 x 15.75 in entry, 24 lb empty |
| Noise | n/a | No dB rating published; QuietSift motor |
| Best for | multi cat homes wanting an enclosed box | one to four average size cats |
| Skip if | you have an older cat and no budget for the ramp | your cat is over 25 lb |

## What reviewers found

### Catlink Scooper Pro-X Luxury

- TechnoMEOW: Assembly was easy and multi cat tracking was strong after about a day; the box would not auto locate in the app and had to be added manually, and the high entrance may challenge older cats. [Source](https://technomeow.com/catlink-scooper-luxury-pro-x-review/)

### Whisker Litter-Robot 4

- Cats.com: Runner Up in the October 2026 roundup; reliable and well built, but the smaller litter bed may not suit large cats. [Source](https://cats.com/reviews/best-self-cleaning-litter-box)
- The Irish Times: Quiet, no smells and a clean tray in a home test; sensors stopped the drum when a cat entered; app cat ID was less accurate for cats of similar size. [Source](https://www.irishtimes.com/technology/consumer-tech/review/2026/10/03/litter-robot-4-review-fed-up-with-scooping-cat-litter-try-this/)
- CNN Underscored: Drawer needed emptying about once a week with two cats; quieter than the Litter-Robot 3; cats took about a week to adjust. [Source](https://amp.cnn.com/cnn/cnn-underscored/reviews/litter-robot-4-review)

## Questions buyers ask

### Which is better, the Catlink Scooper Pro-X Luxury or the Whisker Litter-Robot 4?

Pick the Catlink Scooper Pro-X Luxury for multi cat homes wanting an enclosed box. Pick the Whisker Litter-Robot 4 for one to four average size cats.

### Which is cheaper?

The Catlink Scooper Pro-X Luxury at $500, versus $699 for the Whisker Litter-Robot 4, checked Nov 4, 2026. Over 3 years with running costs: $500 vs $1,035.

### What is the difference between the Scooper Pro-X Luxury and the Litter-Robot 4?

Cat weight range: 3.3 to 22 lb (PetSmart feature text) on the Scooper Pro-X Luxury, 3 to 25 lb (kittens under 3 lb need semi automatic mode) on the Litter-Robot 4. Max cats: Weight sensors track up to 4 cats (TechnoMEOW) on the Scooper Pro-X Luxury, Up to 4 on the Litter-Robot 4. Waste drawer: 13 L, up to 7 days for two cats or 14 for one on the Scooper Pro-X Luxury, Sealed drawer with carbon filter, as little as once every 8 days (maker claim) on the Litter-Robot 4.

Full reviews: [Catlink Scooper Pro-X Luxury](https://robotsforthat.com/robot/catlink-scooper-pro-x-luxury/index.md), [Whisker Litter-Robot 4](https://robotsforthat.com/robot/whisker-litter-robot-4/index.md)