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- J15 Ultra vs M3 Max
Eureka J15 Ultra vs Lefant M3 Max
What J15 Ultra does better (0) and where M3 Max wins (1) — every spec side by side.
Why is J15 Ultra better than M3 Max?
J15 Ultra has no measurable advantages in this pair.
Why is M3 Max better than J15 Ultra?
- Suction power19,000 Pa vs 20,000 Pa+5%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 19,000 Pa | 20,000 Pa |
| Main brush | — | Single main brush |
| Anti-tangle brush | — | Yes |
| Side brushes | — | 1 |
| Carpet detection | — | Yes |
| HEPA filter | — | Yes |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS) | LiDAR laser (LDS), Cliff sensors |
| Obstacle avoidance | — | Basic sensors (infrared / bumper) |
| No-go zones / virtual walls | — | Yes |
| Room mapping & room selection | Yes | Yes |
| Mopping | ||
| Mop type | — | Rotating mop pads |
| Mop lifting on carpets | — | Yes |
| Mop lift height | — | 9 mm |
| Base station | ||
| Base station | — | All-in-one dock (empty + wash) |
| Auto-empty dust station | — | Yes |
| Dust bag (dock) | — | 3.2 l |
| Mop washing in the dock | — | Yes |
| Hot-water mop washing | — | Yes |
| Automatic water refill | — | Yes |
| Battery & runtime | ||
| Runtime | — | 210 min |
| Charging time | — | 240 min |
| Cleaning area per charge | — | 210 m² |
| Size & weight | ||
| Width / diameter | — | 320 mm |
| Length | — | 320 mm |
| Height | — | 97 mm |
| Shape | Round | Round |
| Colours | White | Grey |
| App & smart home | ||
| App control | — | Yes |
| Voice assistants | — | Amazon Alexa, Google Assistant |
