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- Roomba Plus 515 Combo vs M3 Max
iRobot Roomba Plus 515 Combo vs Lefant M3 Max
What Roomba Plus 515 Combo does better (4) and where M3 Max wins (1) — every spec side by side.
vs
8.9Cleaning power9.0
6.8Navigation4.3
6.6Mopping6.2
7.6Base station9.4
8.2Battery8.3
Dimensions
Size comparison
Roomba Plus 515 ComboM3 Max
| Roomba Plus 515 Combo | M3 Max | Difference | |
|---|---|---|---|
| Height | 84 mm | 97 mm | −13 mm |
| Width / diameter | 303 mm | 320 mm | −17 mm |
| Length | 303 mm | 320 mm | −17 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is Roomba Plus 515 Combo better than M3 Max?
- Runtime295 min vs 210 min+40%
- Suction power22,000 Pa vs 20,000 Pa+10%
- Height84 mm vs 97 mm+15%
- Mop lift height10 mm vs 9 mm+11%
Why is M3 Max better than Roomba Plus 515 Combo?
- Cleaning area per charge185 m² vs 210 m²+14%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 22,000 Pa | 20,000 Pa |
| Main brush | Single main brush | Single main brush |
| Anti-tangle brush | Yes | Yes |
| Side brushes | 1 | 1 |
| Extending side brush | Yes | — |
| Carpet detection | Yes | Yes |
| Dirt detection | Yes | — |
| HEPA filter | — | Yes |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS), Cliff sensors | LiDAR laser (LDS), Cliff sensors |
| Obstacle avoidance | Basic sensors (infrared / bumper) | Basic sensors (infrared / bumper) |
| Threshold climbing | 25 mm | — |
| No-go zones / virtual walls | Yes | Yes |
| Room mapping & room selection | Yes | Yes |
| Mopping | ||
| Mop type | Rotating mop pads | Rotating mop pads |
| Mop lifting on carpets | Yes | Yes |
| Mop lift height | 10 mm | 9 mm |
| Extending mop (edges) | Yes | — |
| Base station | ||
| Base station | All-in-one dock (empty + wash) | All-in-one dock (empty + wash) |
| Auto-empty dust station | Yes | Yes |
| Dust bag (dock) | — | 3.2 l |
| Mop washing in the dock | Yes | Yes |
| Hot-water mop washing | Yes | Yes |
| Hot-air mop drying | Yes | — |
| Automatic water refill | Yes | Yes |
| Battery & runtime | ||
| Battery capacity | 5,200 mAh | — |
| Runtime | 295 min | 210 min |
| Charging time | 240 min | 240 min |
| Cleaning area per charge | 185 m² | 210 m² |
| Recharge & resume | Yes | — |
| Size & weight | ||
| Width / diameter | 303 mm | 320 mm |
| Length | 303 mm | 320 mm |
| Height | 84 mm | 97 mm |
| Weight | 2.9 kg | — |
| Shape | Round | Round |
| Colours | White | Grey |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant, Apple Siri | Amazon Alexa, Google Assistant |
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