Ecovacs - Deebot T30 Omni vs Roborock - Qrevo Master

These two are nearly even on the Mars Score (66.6 vs 64.9). The decision isn't about overall quality — both clear the bar — it's about which specific trade-offs fit your use.

Pick the Deebot T30 Omni if you care most about suction and noise. The biggest gaps in its favor are suction, noise.

Pick the Qrevo Master if you care most about water tank. Its strongest claims are water tank.

Both ship with comparable mopping, lidar, battery life, so those specs don't separate the two — focus on the differences below.

Bottom line: there is no wrong answer here — match the spec advantages to how you actually use the product. The Mars Score parity tells you both are well-rounded; the differences are about trade-offs, not quality.