Robot Vacuums · Head to head

iRobot Roomba Max 705 vs Shark PowerDetect ThermaCharged RV2920XE

Full Robot Vacuums comparison in 2026

Data from Amazon and official iRobot and Shark sites.
2026 verdict
Shark PowerDetect ThermaCharged RV2920XE beats iRobot Roomba Max 705 in 2026, with its clearest edge on price, rating, and warranty. Its clearest strengths are price, rating, and warranty, and it still looks stronger on mopping functionality and auto mop washing. You should still consider iRobot Roomba Max 705 if battery life, connectivity, and integrations matter more than raw overall balance. For most setups, Shark PowerDetect ThermaCharged RV2920XE is the smarter buy.
vs
FeatureiRobot Roomba Max 705Shark PowerDetect ThermaCharged RV2920XEWinner
Price$899.99$899.00Shark PowerDetect ThermaCharged RV2920XE
Rating3.94.3Shark PowerDetect ThermaCharged RV2920XE
Warranty1 year2 yearsShark PowerDetect ThermaCharged RV2920XE
Battery Life210 minutes180 minutesiRobot Roomba Max 705
Connectivity2.4 GHz WiFi, 5 GHz WiFi, Bluetooth2.4 GHz WiFiiRobot Roomba Max 705
IntegrationsGoogle Home, Alexa, Apple HomeKit, Home Assistant, IFTTT, MatterGoogle Home, AlexaiRobot Roomba Max 705
Mopping FunctionalityNOYESShark PowerDetect ThermaCharged RV2920XE
Auto Mop WashingNOYESShark PowerDetect ThermaCharged RV2920XE
Auto Mop DryingNOYESShark PowerDetect ThermaCharged RV2920XE
Auto RechargeYESYESTie
Navigation TypeLaser (LiDAR)Laser (LiDAR)Tie
Obstacle DetectionYESYESTie
iRobot

iRobot Roomba Max 705

$899.99
Buy on Official Store
  • + Battery Life: 210 minutes
  • + Connectivity: 2.4 GHz WiFi, 5 GHz WiFi, Bluetooth
  • + Integrations: Google Home, Alexa, Apple HomeKit, Home Assistant, IFTTT, Matter
  • - Price: $899.99 vs $899.00
  • - Rating: 3.9 vs 4.3

Frequently Asked Questions

Which is better overall: iRobot Roomba Max 705 or Shark PowerDetect ThermaCharged RV2920XE?

Shark PowerDetect ThermaCharged RV2920XE has the stronger overall profile in this comparison, especially for price, rating, and warranty.

What is the biggest difference between iRobot Roomba Max 705 and Shark PowerDetect ThermaCharged RV2920XE?

Price is one of the clearest differences: iRobot Roomba Max 705 lists $899.99, while Shark PowerDetect ThermaCharged RV2920XE lists $899.00.

Which one looks better on price?

iRobot Roomba Max 705 is listed at $899.99, while Shark PowerDetect ThermaCharged RV2920XE is listed at $899.00. Shark PowerDetect ThermaCharged RV2920XE (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 Shark PowerDetect ThermaCharged RV2920XE?

Choose Shark PowerDetect ThermaCharged RV2920XE if your priority is price and rating and that matters more than battery life.

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