Roborock Qrevo Curv S5X
For buyers who want the Qrevo Curv’s cleaning features and round dock at a lower price, without its threshold-climbing chassis.
Amazon $599.99$599.99
The Roborock Qrevo Curv S5X is the better robot vacuum overall, rated 4.2 to 3.9. The Roborock Qrevo Curv S5X leads on navigation.
iRobot Roomba Plus 515 Combo
For large, low-furniture homes that want a hot-wash mopping dock and long runtime without paying for camera obstacle avoidance.
Amazon $599.99$599.99
Prices were last checked October 27, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the Roborock Qrevo Curv S5X for navigation (LiDAR + 3D light vs LiDAR).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every self-cleaning dock robot vacuum; a clear win is highlighted. How we rank explains each one.
| Factor weight | Roborock Qrevo Curv S5X | iRobot Roomba Plus 515 Combo |
|---|---|---|
| Overall rating | 4.2/5 | 3.9/5 |
| Cleaning 30% | 63 not yet tested; estimated from 19 tested Roborock robots and the median of the 70 tested robots | 48 not yet tested; estimated from 3 tested iRobot robots and the median of the 70 tested robots |
| Value 25% | 67 $600 | 67 $600 |
| Dock 20% | 100 Self-empties the bin, washes the mop, hot-water mop wash, hot-air mop drying, optional water hookup | 100 Self-empties the bin, washes the mop, hot-water mop wash, hot-air mop drying |
| Navigation 15% | 85 LiDAR + 3D light | 65 LiDAR |
| Mopping 10% | 76 Dual spinning pads, lifts 10 mm, extends to edges | 76 Dual spinning pads, lifts 10 mm, extends to edges |
Specifications
| Roborock Qrevo Curv S5X | iRobot Roomba Plus 515 Combo | |
|---|---|---|
| Vacuum | ||
| Claimed suction | 18,500 Pa | 22,000 Pa |
| Main brush | DuoDivide floating anti-tangle brush | multi-surface rubber and bristle brush |
| Dustbin | 325 mL | - |
| Extending side brush | Yes | - |
| Mopping | ||
| Mop | Dual spinning pads, lifts 10 mm, extends to edges | Dual spinning pads, lifts 10 mm, extends to edges |
| Mop lift | 10 mm | 10 mm |
| Leaves mop at dock | No | No |
| Extending mop | Yes | Yes |
| Water tank | 72 mL | - |
| Dock | ||
| Dock | Washes mop + empties | Washes mop + empties |
| Self-empties | Yes | Yes |
| Washes mop | Yes | Yes |
| Hot-water wash | Yes | Yes |
| Hot-air drying | Yes | Yes |
| Water hookup option | Yes | - |
| Navigation & app | ||
| Navigation | LiDAR + 3D light | LiDAR |
| Obstacle avoidance | Structured light (Reactive Tech) | Object sensing (sensor type not given) |
| Climbs thresholds | 20 mm | - |
| Matter | Yes | - |
| Build | ||
| Height | 3.9 in (98 mm) | 3.3 in (84 mm) |
| Retracting LiDAR | No | - |
| Battery | 5,200 mAh | 5,200 mAh |
| Run time | Up to 3 h 10 min | Up to 4 h 55 min |
| Weight | - | 6.4 lb (2.9 kg) |
| Released | 2025-03 | 2026-07 |