Which is better for two cats?

Both handle two cats. The Luma holds up to 7 days of waste for 2 cats and recognizes each one; the EVO's 7-day figure is for a 1-cat home, so expect to empty it more often with two.

Is the Luma worth the extra money?

At $281.42 at eBay as of November 5, 2026 it is actually cheaper than the EVO at $303.99. It is worth it if you want the camera and health tracking; the EVO is the safer buy at its usual $519.99 to $569.99 range.

The EVO is the quieter pick. Its QuietSift cycles are widely praised as quiet, while the Luma runs 35 to 47 dB depending on fan speed.

Which fits a small apartment better?

The EVO. Its 52.3 x 61.7 cm footprint and 36.8 cm headroom are built for tight spaces; the Luma weighs 33 lbs with a 17.4 in entrance.

Do either track my cat's health?

The Luma goes further with a 1080p camera, recordings up to 10 minutes and AI waste analysis. The EVO's Whisker app tracks visits and weights but has no camera.

Which has a warranty?

The EVO includes a 1-year warranty. The Luma listing states no warranty.

Petlibro Luma Smart Litter Box vs Litter-Robot EVO

Buy the Litter-Robot EVO if you want the proven, compact self-scooping design and a lower entry price: $303.99 at eBay as of November 5, 2026. Buy the Petlibro Luma if you want a camera, AI waste analysis and multi-cat ID, but note its best new price is $281.42 at eBay as of November 5, 2026, well below the $519.99 to $569.99 it has traded at since November 2. The EVO is the safer pick for most two-cat homes; the Luma is the pick for owners who want to watch and track their cats.

Today the Petlibro Luma Smart Litter Box costs $22.57 less at its best price.

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