iRobot Roomba j9+ vs Shark IQ Robot

Quick take: The iRobot Roomba j9+ costs $50 less; the iRobot Roomba j9+ runs longer per charge (120 vs 90 min).

SpeciRobot Roomba j9+Shark IQ Robot
Price~$449~$499
TypeRobot VacuumRobot Vacuum
SuctionNot disclosedNot disclosed
Battery120 min90 min
NavigationCameraCamera
Filtration
CordlessYesYes
Bagged
Noise65 dB72 dB
Dustbin400 ml450 ml
Water tank
Self-empty dockYesYes
Auto mop washingNoNo
Hot water washingNoNo
Obstacle avoidanceYesNo
Carpet detectionYesYes
Auto mop liftingNoNo
Multi-floor mappingYesYes
App controlYesYes
Dimensions13.3 x 13.3 x 3.4 in12.6 x 12.6 x 3.4 in
Weight8.3 lbs7.6 lbs
Warranty1 year1 year

Pros & cons

iRobot Roomba j9+

  • Exceptional carpet cleaning — dual rubber extractors are best-in-class for pet hair
  • P.O.O.P. guarantee replaces the robot if it runs over pet waste
  • Excellent smart home integration with Alexa, Google Home, and Siri
  • iRobot OS learns your cleaning habits and suggests schedules
  • Clean Base auto-empty system is reliable and relatively compact
  • No mop function at this price feels like a miss compared to competitors
  • Camera navigation is slower and less efficient than LiDAR
  • 120-minute battery limits coverage to about 1500 sq ft per run
  • iRobot subscription pushes premium features behind a paywall

Shark IQ Robot

  • Self-emptying base at $300 is one of the cheapest options available
  • Self-cleaning brushroll genuinely reduces hair wrap maintenance
  • Available at Target, Walmart, Best Buy with easy return policies
  • Row-by-row cleaning pattern is more organized than random-bounce robots
  • Good US-based customer support from Shark
  • Camera navigation is inconsistent and mapping can be inaccurate
  • 90-minute battery severely limits cleaning area per session
  • Loudest robot in our list at 72dB
  • Gets stuck more often than LiDAR-equipped competitors
  • No mop function, vacuum only