Roomba i3+ EVO vs Roomba Combo j9+
Head-to-head comparison of iRobot Roomba i3+ EVO and iRobot Roomba Combo j9+. Updated 2026.
Last updated: May 9, 2026
Overall Score
78.9/ 100
Roomba i3+ EVO
iRobot
89.0/ 100
Roomba Combo j9+
iRobot
Score Breakdown
74
Performance90
82
Reliability88
88
Ease of Use95
65
Intelligence92
90
Value82
80
Ecosystem95
85
Safety92
70
Design88
Specs Comparison
| Spec | Roomba i3+ EVO | Roomba Combo j9+ |
|---|---|---|
| Price | $349 | $799 |
| Noise Db | 68 | 65 |
| Dustbin Ml | 400 | 400 |
| Navigation | iAdapt 3.0 + floor tracking | PrecisionVision + iAdapt 3.0 |
| Smart Home | Alexa, Google | Alexa, Google, Matter |
| Suction Pa | 2500 | 5000 |
| Battery Min | 75 | 120 |
| Water Tank Ml | — | 300 |
Buyer Intelligence
| Metric | Roomba i3+ EVO | Roomba Combo j9+ |
|---|---|---|
| Vendor Health Score | — | — |
| 5-Year TCO Estimate | $489 | $1,119 |
| Annual Maintenance | — | — |
| Support Model | — | — |
| Safety Certifications | — | — |