Question 1

Which is better, iRobot Roomba j9+ or Dreame L10s Ultra?

Accepted Answer

Based on our testing, the iRobot Roomba j9+ scores higher overall at 9.1/10. The iRobot Roomba j9+ scored 9.1/10 and the Dreame L10s Ultra scored 9/10 in our Best Self-Emptying Robot Vacuums 2026 evaluation.

Question 2

Is the iRobot Roomba j9+ worth it over the Dreame L10s Ultra?

Accepted Answer

The iRobot Roomba j9+ scores 9.1/10 while the Dreame L10s Ultra scores 9/10. The iRobot Roomba j9+ is our "Best Overall" pick in the Best Self-Emptying Robot Vacuums 2026 category.

iRobot Roomba j9+ vs Dreame L10s Ultra: Which to Buy?