Robot Vacuums · Head to head

iRobot Roomba Plus 405 vs Shark PowerDetect 2-in-1

Full Robot Vacuums comparison in 2026

Updated August 2026
Data from Amazon and official iRobot and Shark sites.
2026 verdict
iRobot Roomba Plus 405 edges out Shark PowerDetect 2-in-1 in 2026, led by price, connectivity, and integrations. It builds its lead on price, connectivity, and integrations, then backs it up with a stronger showing on its broader overall balance. Choose Shark PowerDetect 2-in-1 only if rating matters more to you than the broader advantage from iRobot Roomba Plus 405. That keeps the verdict firmly in favor of iRobot Roomba Plus 405.
vs
FeatureiRobot Roomba Plus 405Shark PowerDetect 2-in-1Winner
Price$399.00$849.99iRobot Roomba Plus 405
Rating4.04.1Shark PowerDetect 2-in-1
Connectivity2.4 GHz WiFi, 5 GHz WiFi2.4 GHz WiFiiRobot Roomba Plus 405
IntegrationsGoogle Home, Alexa, IFTTTGoogle Home, AlexaiRobot Roomba Plus 405
Warranty1 year1 yearTie
Battery Life120 minutes120 minutesTie
Auto RechargeYESYESTie
Navigation TypeLaser (LiDAR)Laser (LiDAR)Tie
Obstacle DetectionYESYESTie
Cliff DetectionYESYESTie
Multi-Room MappingYESYESTie
No-Go ZonesYESYESTie

Frequently Asked Questions

Which is better overall: iRobot Roomba Plus 405 or Shark PowerDetect 2-in-1?

iRobot Roomba Plus 405 has the stronger overall profile in this comparison, especially for price, connectivity, and integrations.

What is the biggest difference between iRobot Roomba Plus 405 and Shark PowerDetect 2-in-1?

Price is one of the clearest differences: iRobot Roomba Plus 405 lists $399.00, while Shark PowerDetect 2-in-1 lists $849.99.

Which one looks better on price?

iRobot Roomba Plus 405 is listed at $399.00, while Shark PowerDetect 2-in-1 is listed at $849.99. iRobot Roomba Plus 405 (better spec).

Who should buy iRobot Roomba Plus 405?

Choose iRobot Roomba Plus 405 if your priority is price and connectivity and that matters more than rating.

Who should buy Shark PowerDetect 2-in-1?

Choose Shark PowerDetect 2-in-1 if your priority is rating and that matters more than price.

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