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- Roomba Plus 505 Combo vs T-Bot Pro 4000
iRobot Roomba Plus 505 Combo vs Trisa T-Bot Pro 4000
What Roomba Plus 505 Combo does better (2) and where T-Bot Pro 4000 wins (2) — every spec side by side.
vs
5.8Navigation5.8
7.8Mopping3.9
4.6Base station3.8
6.9Battery5.4
Dimensions
Size comparison
Roomba Plus 505 ComboT-Bot Pro 4000
| Roomba Plus 505 Combo | T-Bot Pro 4000 | Difference | |
|---|---|---|---|
| Height | 106 mm | 76 mm | +30 mm |
| Width / diameter | 357 mm | 345 mm | +12 mm |
| Length | 357 mm | 345 mm | +12 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is Roomba Plus 505 Combo better than T-Bot Pro 4000?
- Mop typeRotating mop pads vs Mop pad
- Base stationAll-in-one dock (empty + wash) vs Auto-empty dock
Why is T-Bot Pro 4000 better than Roomba Plus 505 Combo?
- Height106 mm vs 76 mm+39%
- Dust bag (dock)1.7 l vs 3.2 l+88%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 7,000 Pa | — |
| Dustbin (robot) | — | 400 ml |
| Main brush | Single main brush | Single main brush |
| Side brushes | 1 | 2 |
| Carpet detection | Yes | — |
| Dirt detection | Yes | — |
| HEPA filter | — | Yes |
| Noise level | — | 75 dB |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS), Cliff sensors | LiDAR laser (LDS) |
| Obstacle avoidance | Basic sensors (infrared / bumper) | Basic sensors (infrared / bumper) |
| Threshold climbing | 20 mm | 20 mm |
| No-go zones / virtual walls | Yes | Yes |
| Room mapping & room selection | Yes | Yes |
| Mopping | ||
| Mop type | Rotating mop pads | Mop pad |
| Mop lifting on carpets | Yes | — |
| Extending mop (edges) | Yes | — |
| Water tank (robot) | — | 250 ml |
| Base station | ||
| Base station | All-in-one dock (empty + wash) | Auto-empty dock |
| Auto-empty dust station | Yes | Yes |
| Dust bag (dock) | 1.7 l | 3.2 l |
| Mop washing in the dock | Yes | — |
| Hot-air mop drying | Yes | — |
| Automatic water refill | Yes | — |
| Clean water tank (dock) | 3 l | — |
| Dirty water tank (dock) | 2.5 l | — |
| Battery & runtime | ||
| Battery capacity | — | 2,600 mAh |
| Runtime | 180 min | 180 min |
| Charging time | 240 min | 240 min |
| Recharge & resume | Yes | — |
| Size & weight | ||
| Width / diameter | 357 mm | 345 mm |
| Length | 357 mm | 345 mm |
| Height | 106 mm | 76 mm |
| Weight | 4.3 kg | — |
| Shape | Round | Round |
| Colours | White | Black |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant, Apple Siri | — |
| Remote control | Yes | — |
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