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- Roomba j7 j7156 vs N3
iRobot Roomba j7 j7156 vs Lefant N3
What Roomba j7 j7156 does better (0) and where N3 wins (1) — every spec side by side.
vs
3.5Base station3.5
Why is Roomba j7 j7156 better than N3?
Roomba j7 j7156 has no measurable advantages in this pair.
Why is N3 better than Roomba j7 j7156?
- Dustbin (robot)400 ml vs 610 ml+52%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | — | 4,000 Pa |
| Dustbin (robot) | 400 ml | 610 ml |
| Main brush | — | Single main brush |
| Side brushes | — | 2 |
| Carpet detection | — | Yes |
| Navigation & obstacles | ||
| Navigation | — | Laser (LiDAR) |
| Navigation sensors | — | LiDAR laser (LDS), Cliff sensors |
| Obstacle avoidance | — | Basic sensors (infrared / bumper) |
| No-go zones / virtual walls | — | Yes |
| Room mapping & room selection | — | Yes |
| Mopping | ||
| Mop type | — | Mop pad |
| Base station | ||
| Base station | Charging dock | Charging dock |
| Battery & runtime | ||
| Battery capacity | — | 5,200 mAh |
| Runtime | — | 200 min |
| Charging time | 360 min | — |
| Cleaning area per charge | — | 300 m² |
| Size & weight | ||
| Width / diameter | — | 320 mm |
| Length | — | 320 mm |
| Height | — | 90 mm |
| Shape | Round | Round |
| Colours | Grey | White |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant | Amazon Alexa, Google Assistant |
