Whisker Litter-Robot 4 — Specs & Review
Specifications
| Brand | Whisker |
|---|---|
| Model | Litter-Robot 4 |
| Year | 2022 |
| Category | Pet Care |
| Autonomy | fully-autonomous |
| Environment | indoor |
| Price (USD) | $699 |
| Dimensions | 62cm L × 62cm W × 68cm H |
| Connectivity | WiFi, Bluetooth, App Control |
| Works with | iOS, Android, Alexa, Google Home |
| Country of origin | US |
Key features
- Automatic self-cleaning after each use
- OmniSense weight-based detection
- 40% quieter than Litter-Robot 3
- Whisker app health insights
- Alexa and Google Home compatible
- Up to 5 cats supported
- $699 flagship model
What is it?
The Whisker Litter-Robot 4 is the current-generation automatic self-cleaning cat litter box, using a rotating globe mechanism to sift waste automatically after each cat visit.
Who is it for?
- Cat owners with one or more cats who want to eliminate daily manual scooping
- Multi-cat households where litter box management is a significant daily task
- Pet owners who travel frequently and need extended automatic litter management
- Anyone wanting health insights from cat litter box usage pattern monitoring
Key specs
- Price: $699 USD
- Mechanism: rotating globe sifting
- Detection: OmniSense weight-based multi-cat detection
- Noise: 40% quieter than Litter-Robot 3
- App: Whisker app with health insights
- Compatibility: up to 5 cats
How it compares
Vs Litter-Robot 3 Connect: The 4 adds OmniSense detection, quieter operation, larger globe, and improved health tracking. At $699 vs ~$500 for the 3, most new buyers should get the 4 unless budget is the primary consideration.
Limitations
- $699 is a significant upfront investment
- Requires clumping litter only — not compatible with crystal or pellet litter
- Large footprint at 62x62x68 cm
- Ongoing liner and litter costs
FAQ
How much does the Litter-Robot 4 cost?
The Litter-Robot 4 is priced at $699 USD. It is available directly from Whisker at litter-robot.com and on Amazon.
What does the Litter-Robot 4 do?
The Litter-Robot 4 is a self-cleaning automatic cat litter box that automatically sifts waste into a sealed drawer after each use, eliminating the need for daily manual scooping.
What are the key specs of the Litter-Robot 4?
The Litter-Robot 4 uses OmniSense detection to weigh each cat visit, tracks litter and waste levels via sensors, operates at 40% quieter than previous models, has a larger globe, and connects to the Whisker app with health insights.
Who is the Litter-Robot 4 designed for?
The Litter-Robot 4 is designed for cat owners who want to eliminate daily litter box scooping, reduce litter box odour, and monitor their cat's health through usage pattern tracking.
How does the Litter-Robot 4 compare to the Litter-Robot 3 Connect?
The Litter-Robot 4 adds OmniSense multi-cat weight detection, 40% quieter operation, a larger globe, improved odour control, and health tracking versus the Litter-Robot 3 Connect. The 4 is the current flagship model.