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- Roomba 981 vs RV2500SEU
iRobot Roomba 981 vs Shark RV2500SEU
What Roomba 981 does better (2) and where RV2500SEU wins (1) — every spec side by side.
vs
4.9Base station9.1
8.3Battery6.2
Dimensions
Size comparison
Roomba 981RV2500SEU
| Roomba 981 | RV2500SEU | Difference | |
|---|---|---|---|
| Height | 92 mm | 100 mm | −8 mm |
| Width / diameter | 351 mm | 340 mm | +11 mm |
| Length | 351 mm | 340 mm | +11 mm |
| Weight | 4 kg | 5 kg | −1 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is Roomba 981 better than RV2500SEU?
- Charging time180 min vs 360 min2×
- Height92 mm vs 100 mm+9%
Why is RV2500SEU better than Roomba 981?
- Base stationCharging dock vs Auto-empty dock
Specifications
Side by side
| Suction & cleaning | ||
| Dustbin (robot) | 600 ml | — |
| Main brush | — | Single main brush |
| Side brushes | — | 2 |
| Navigation & obstacles | ||
| Navigation | — | Laser (LiDAR) |
| Navigation sensors | — | LiDAR laser (LDS), Cliff sensors |
| Obstacle avoidance | — | Basic sensors (infrared / bumper) |
| Threshold climbing | 20 mm | 20 mm |
| No-go zones / virtual walls | Yes | Yes |
| Base station | ||
| Base station | Charging dock | Auto-empty dock |
| Auto-empty dust station | — | Yes |
| Battery & runtime | ||
| Runtime | 120 min | 120 min |
| Charging time | 180 min | 360 min |
| Size & weight | ||
| Width / diameter | 351 mm | 340 mm |
| Length | 351 mm | 340 mm |
| Height | 92 mm | 100 mm |
| Weight | 4 kg | 5 kg |
| Shape | Round | Round |
| Colours | Black | Grey, Black |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant | Amazon Alexa, Google Assistant |
