Roborock Qrevo CurvX
For most homes wanting a fully hands-off robot at a mid-range price, with strong carpet cleaning and long range.
Amazon $749.99$749.99
The Roborock Qrevo CurvX is the better robot vacuum overall, rated 4.2 to 3.9. The Roborock Qrevo CurvX leads on navigation. The iRobot Roomba Plus 515 Combo wins on value. The iRobot Roomba Plus 515 Combo costs $150 less ($599.99 vs $749.99).
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 26, 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 CurvX for navigation (LiDAR + camera vs LiDAR).
- Choose the iRobot Roomba Plus 515 Combo for value ($600 vs $750).
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 CurvX | iRobot Roomba Plus 515 Combo |
|---|---|---|
| Overall rating | 4.2/5 | 3.9/5 |
| Cleaning 30% | 82 measured 92% of sand from carpet, 77.5% of pet hair, no hair tangled | 48 not yet tested; estimated from 3 tested iRobot robots and the median of the 70 tested robots |
| Value 25% | 53 $750 | 67 $600 |
| Dock 20% | 85 Self-empties the bin, washes the mop, hot-water mop wash, hot-air mop drying | 100 Self-empties the bin, washes the mop, hot-water mop wash, hot-air mop drying |
| Navigation 15% | 100 LiDAR + camera | 65 LiDAR |
| Mopping 10% | 76 Dual spinning pads, lifts 10 mm, extends to edges | 76 Dual spinning pads, lifts 10 mm, extends to edges |
Independent tests
Roborock Qrevo CurvX
| Tested by | Carpet deep clean | Pet hair | Hair tangle (0 = none) | Area per charge | Conditions |
|---|---|---|---|---|---|
| Vacuum Wars | 92% | 77.5% | 0 | 1,700 sq ft | Embedded sand in medium-pile carpet; flattened 2.5 in pet hair on carpet, two runs; 7 in hair tangle on hard floor (0 = none wrapped). |
iRobot Roomba Plus 515 Combo
No independent test published yet.
Specifications
| Roborock Qrevo CurvX | iRobot Roomba Plus 515 Combo | |
|---|---|---|
| Vacuum | ||
| Claimed suction | 22,000 Pa | 22,000 Pa |
| Main brush | dual anti-tangle system | multi-surface rubber and bristle brush |
| Dustbin | 259 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 | 68 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 |
| Detergent dosing | No | - |
| Water hookup option | No | - |
| Navigation & app | ||
| Navigation | LiDAR + camera | LiDAR |
| Obstacle avoidance | Structured light and RGB camera, recognises 108 object types | Object sensing (sensor type not given) |
| Climbs thresholds | 40 mm | - |
| Matter | Yes | - |
| Voice assistants | Alexa, Google Assistant, Siri Shortcuts | - |
| Build | ||
| Height | 3.1 in (79.8 mm) | 3.3 in (84 mm) |
| Retracting LiDAR | Yes | - |
| Battery | 6,400 mAh | 5,200 mAh |
| Run time | Up to 3 h 40 min | Up to 4 h 55 min |
| Weight | 9.7 lb (4.4 kg) | 6.4 lb (2.9 kg) |
| Warranty | 1 year | - |
| Released | 2025-06 | 2026-07 |