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- Roomba Combo 2 Essential vs SL68
iRobot Roomba Combo 2 Essential vs Lubluelu SL68
What Roomba Combo 2 Essential does better (4) and where SL68 wins (3) — every spec side by side.
vs
2.9Navigation6.9
3.2Mopping3.9
5.9Base station3.5
4.0Battery3.7
Dimensions
Size comparison
Roomba Combo 2 EssentialSL68
| Roomba Combo 2 Essential | SL68 | Difference | |
|---|---|---|---|
| Height | 85 mm | 92 mm | −7 mm |
| Width / diameter | 335 mm | 325 mm | +10 mm |
| Length | 335 mm | 325 mm | +10 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is Roomba Combo 2 Essential better than SL68?
- Base stationAuto-empty dock vs Charging dock
- Dustbin (robot)400 ml vs 200 ml2×
- Height85 mm vs 92 mm+8%
- Charging time240 min vs 360 min+50%
Why is SL68 better than Roomba Combo 2 Essential?
- Runtime120 min vs 150 min+25%
- Water tank (robot)200 ml vs 250 ml+25%
- Noise level60 dB vs 54 dB+11%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | — | 4,500 Pa |
| Dustbin (robot) | 400 ml | 200 ml |
| Main brush | Single main brush | Single main brush |
| Side brushes | 1 | 1 |
| Carpet detection | Yes | — |
| HEPA filter | — | Yes |
| Noise level | 60 dB | 54 dB |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS), Gyroscope, Cliff sensors | LiDAR laser (LDS), Wall sensor, Cliff sensors |
| Obstacle avoidance | Basic sensors (infrared / bumper) | — |
| Threshold climbing | 18 mm | — |
| No-go zones / virtual walls | — | Yes |
| Room mapping & room selection | Yes | Yes |
| Mopping | ||
| Mop type | Mop pad | Mop pad |
| Water tank (robot) | 200 ml | 250 ml |
| Base station | ||
| Base station | Auto-empty dock | Charging dock |
| Auto-empty dust station | Yes | — |
| Battery & runtime | ||
| Battery capacity | 2,600 mAh | 2,600 mAh |
| Runtime | 120 min | 150 min |
| Charging time | 240 min | 360 min |
| Recharge & resume | Yes | — |
| Size & weight | ||
| Width / diameter | 335 mm | 325 mm |
| Length | 335 mm | 325 mm |
| Height | 85 mm | 92 mm |
| Weight | 2.8 kg | — |
| Shape | Round | Round |
| Colours | White | Black |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant | Amazon Alexa, Google Assistant |
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