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- Roomba Combo j5+ vs Roomba Combo j9+
iRobot Roomba Combo j5+ vs iRobot Roomba Combo j9+
What Roomba Combo j5+ does better (2) and where Roomba Combo j9+ wins (1) — every spec side by side.
vs
4.8Navigation2.6
3.3Mopping5.0
3.0Battery5.8
Dimensions
Size comparison
Roomba Combo j5+Roomba Combo j9+
| Roomba Combo j5+ | Roomba Combo j9+ | Difference | |
|---|---|---|---|
| Height | 87 mm | 87 mm | = |
| Width / diameter | 339 mm | 348 mm | −9 mm |
| Length | 339 mm | 348 mm | −9 mm |
| Weight | 3.4 kg | 4.1 kg | −0.7 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is Roomba Combo j5+ better than Roomba Combo j9+?
- Obstacle avoidanceAI camera vs Basic sensors (infrared / bumper)
- Dustbin (robot)389 ml vs 313 ml+24%
Why is Roomba Combo j9+ better than Roomba Combo j5+?
- Battery capacity2,200 mAh vs 4,500 mAh2×
Specifications
Side by side
| Suction & cleaning | ||
| Dustbin (robot) | 389 ml | 313 ml |
| Main brush | Dual main brushes | Dual main brushes |
| Side brushes | 1 | 1 |
| Carpet detection | — | Yes |
| Dirt detection | Yes | Yes |
| Navigation & obstacles | ||
| Navigation | Camera (vSLAM) | — |
| Navigation sensors | vSLAM camera, Wall sensor, Cliff sensors | Cliff sensors |
| Obstacle avoidance | AI camera | Basic sensors (infrared / bumper) |
| No-go zones / virtual walls | Yes | — |
| Room mapping & room selection | Yes | Yes |
| Mopping | ||
| Mop type | Mop pad | Mop pad |
| Mop lifting on carpets | — | Yes |
| Water tank (robot) | 210 ml | 210 ml |
| Base station | ||
| Base station | Auto-empty dock | Auto-empty dock |
| Auto-empty dust station | Yes | Yes |
| Automatic water refill | — | Yes |
| Clean water tank (dock) | — | 3 l |
| Battery & runtime | ||
| Battery capacity | 2,200 mAh | 4,500 mAh |
| Runtime | 75 min | — |
| Charging time | 180 min | 180 min |
| Recharge & resume | Yes | Yes |
| Size & weight | ||
| Width / diameter | 339 mm | 348 mm |
| Length | 339 mm | 348 mm |
| Height | 87 mm | 87 mm |
| Weight | 3.4 kg | 4.1 kg |
| Shape | Round | Round |
| Colours | Black, Silver | Black, Gold |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant, Apple Siri | Amazon Alexa, Google Assistant, Apple Siri |
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