Roborock Q5 Pro+ vs S8 Pro Ultra

Roborock Q5 Pro+ and S8 Pro Ultra both reduce daily floor cleaning, but they sit at opposite ends of the convenience spectrum. The Q5 Pro+ focuses on strong vacuuming and automatic dust emptying. The S8 Pro Ultra adds a much more capable mopping and dock system.

Quick answer

Choose the Roborock Q5 Pro+ if vacuuming, pet hair pickup, mapping, and automatic bin emptying are your priorities. It is the better-value choice when mopping is secondary.

Choose the Roborock S8 Pro Ultra if you have substantial hard flooring and want the dock to wash and dry the mop, refill the robot, and reduce hands-on maintenance.

Vacuuming and mopping

The Q5 Pro+ combines dual rubber rollers with LiDAR navigation and a self-emptying dock. Its detachable mop is a basic system: you handle water, pad cleaning, and most maintenance.

The S8 Pro Ultra uses VibraRise 2.0 mopping and an all-in-one dock that washes and dries the mop and refills the water tank. Homes with kitchens, tile, and large hard-floor areas benefit most.

Obstacle avoidance and maintenance

Both robots map rooms and support schedules and zones. The S8 Pro Ultra adds Reactive 3D obstacle avoidance. Its dock does much more, but it is larger and requires space for clean and dirty water tanks. It reduces chores rather than eliminating maintenance.

Videos and outside scores

• See the Q5 Pro product demonstration at Roborock. TechRadar scored its vacuuming 4.5/5, design and usability 4/5, and mopping 2/5 in its review.
• See the S8 Pro Ultra demonstration at Roborock. TechRadar scored its design 4.5/5 and performance 4/5 in its review.

These are publisher category scores, so they should be read alongside the full tests rather than treated as one universal ranking.

Which one should you buy?

Buy Q5 Pro+ if you want a capable self-emptying vacuum and only occasional light mopping. Buy S8 Pro Ultra if automated mopping is central to the purchase and the larger dock, added upkeep, and premium price are acceptable.

Browse the robot-vacuum recommendations, read the pet-hair buying guide, or use the robot-vacuum quiz.