Head-to-Head Comparison
iRobot Roomba j9+ vs IRobot Roomba Plus 504 Comparison
Side-by-side technical specification matrix comparing the iRobot Roomba j9+ against the IRobot Roomba Plus 504. Compare tested suction power (kPa), decibel noise levels, dust capacity, HEPA filtration standards, and user satisfaction ratings.
Side-by-Side Specifications Matrix
| Specification | iRobot Roomba j9+ | IRobot Roomba Plus 504 |
|---|---|---|
| Brand | iRobot | IRobot |
| Model | Roomba j9+ | Roomba Plus 504 |
| Vacuum Type | Robot | Robot |
| Power Source | Cordless | Cordless |
| Bag / Bagless | Bagless | Bagless |
| Suction Pressure | 5 kPa | - |
| Motor Power | - | - |
| HEPA Filter | No / Standard | No / Standard |
| Dust Capacity | 0.4 L | - |
| Noise Level | 68 dB | - |
| Weight | 7.5 lbs | 15.57 lbs |
| Star Rating | 3.6 / 5.0 | 3.9 / 5.0 |
Test Lab Verdict: Which Should You Choose?
Choose the iRobot Roomba j9+ if you prioritize higher suction metrics (5 kPa) and specific floorhead tools for deep cleaning.
Choose the IRobot Roomba Plus 504 if you prefer lighter handling (15.57 lbs) and quiet operating sound levels (standard sound).
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