The short verdict
Roomba j9+ edges it on score
The Roomba j9+ leads overall; pick the Roomba Combo 10 Max + AutoWash Dock if its strengths below matter more to you.
Roomba Combo 10 Max + AutoWash Dock7.2
Roomba j9+9.3
Key differences
Measured differences only. Ties and tiny gaps are left out.Full specs
Side-by-side specifications
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