Robot Vacuums · Head to head

iRobot Roomba Max 705 vs iRobot Roomba Plus 505

Full Robot Vacuums comparison in 2026

Updated July 2026
Data from Amazon and official iRobot site.
2026 verdict
iRobot Roomba Plus 505 edges out iRobot Roomba Max 705 in 2026, led by price, rating, and mopping functionality. Its biggest wins come from price, rating, and mopping functionality, and auto mop washing and auto mop drying add more confidence to the verdict. You should still consider iRobot Roomba Max 705 if battery life, connectivity, and suction power matter more than raw overall balance. That keeps the verdict firmly in favor of iRobot Roomba Plus 505.
vs
FeatureiRobot Roomba Max 705iRobot Roomba Plus 505Winner
Price$899.99$499.00iRobot Roomba Plus 505
Rating3.94.2iRobot Roomba Plus 505
Battery Life210 minutes120 minutesiRobot Roomba Max 705
Connectivity2.4 GHz WiFi, 5 GHz WiFi, Bluetooth2.4 GHz WiFi, 5 GHz WiFiiRobot Roomba Max 705
Suction Power13000Pa7000PaiRobot Roomba Max 705
Mopping FunctionalityNOYESiRobot Roomba Plus 505
Auto Mop WashingNOYESiRobot Roomba Plus 505
Auto Mop DryingNOYESiRobot Roomba Plus 505
Warranty1 year1 yearTie
Auto RechargeYESYESTie
IntegrationsGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterTie
Navigation TypeLaser (LiDAR)Laser (LiDAR)Tie

Frequently Asked Questions

Which is better overall: iRobot Roomba Max 705 or iRobot Roomba Plus 505?

iRobot Roomba Plus 505 has the stronger overall profile in this comparison, especially for price, rating, and mopping functionality.

What is the biggest difference between iRobot Roomba Max 705 and iRobot Roomba Plus 505?

Price is one of the clearest differences: iRobot Roomba Max 705 lists $899.99, while iRobot Roomba Plus 505 lists $499.00.

Which one looks better on price?

iRobot Roomba Max 705 is listed at $899.99, while iRobot Roomba Plus 505 is listed at $499.00. iRobot Roomba Plus 505 (better spec).

Who should buy iRobot Roomba Max 705?

Choose iRobot Roomba Max 705 if your priority is battery life and connectivity and that matters more than price.

Who should buy iRobot Roomba Plus 505?

Choose iRobot Roomba Plus 505 if your priority is price and rating and that matters more than battery life.

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