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iRobot Roomba Plus 405 Combo vs Roborock Q Revo S
The Roborock Q Revo S wins with a score of 7.9/10. Best for: Hard-floor homes that want a hands-off self-washing omni dock on a budget.
iRobot Roomba Plus 405 Combo
A solid mid-tier Roomba that finally brings LiDAR navigation and a self-washing dock under $500. But weak deep-carpet performance and zero obstacle avoidance make it hard to recommend over the Roborock Q Revo or Dreame L40 Ultra at the same price.
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Roborock Q Revo S
A remarkable value: the Q Revo S pairs Roborock's strongest debris pickup with a full self-empty, self-wash, self-dry, self-refill dock for around $449. Best for hard-floor homes that keep clutter off the floor.
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Specifications
| iRobot Roomba Plus 405 Combo | Spec | Roborock Q Revo S |
|---|---|---|
| $400 | Price | $449 |
| — | Suction (Pa) | 7000 |
| 5000 | Battery (mAh) | 5200 |
| 65.0 | Noise (dB) | 67.0 |
| — | Dustbin (ml) | — |
| — | Water Tank (ml) | — |
| — | Mop Lift (mm) | — |
| — | Height (mm) | — |
| — | Weight (kg) | — |
| LiDAR | Navigation | PreciSense LiDAR + Reactive Tech |
| ✅ | Self-Empty | ✅ |
| ✅ | Self-Wash Mop | ✅ |
| ✅ | Self-Dry Mop | ✅ |
| ❌ | AI Obstacle | ❌ |
The Verdict
The Roborock Q Revo S is the better choice with an overall score of 7.9/10 — best for hard-floor homes that want a hands-off self-washing omni dock on a budget. The iRobot Roomba Plus 405 Combo is more affordable at $400 vs $449.