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Robot Vacuums · Head to head

iRobot Roomba Max 875 Combo Robot + AutoWash Dock vs Shark PowerDetect ThermaCharged RV2920XE

Full Robot Vacuums comparison in 2026

Updated September 2026
Data from Amazon and official iRobot and Shark sites.
2026 verdict
In this 2026 iRobot Roomba Max 875 Combo Robot + AutoWash Dock vs Shark PowerDetect ThermaCharged RV2920XE comparison, iRobot Roomba Max 875 Combo Robot + AutoWash Dock comes out ahead thanks to connectivity and integrations.
iRobot Roomba Max 875 Combo Robot + AutoWash Dock
Winner
iRobot Roomba Max 875 Combo Robot + AutoWash Dock
$1199.99
Buy on Amazon USACheck price
Its biggest wins come from connectivity and integrations, and its broader overall balance adds more confidence to the verdict. Shark PowerDetect ThermaCharged RV2920XE remains a niche alternative if price and warranty matter more than the rest of the comparison. Overall, iRobot Roomba Max 875 Combo Robot + AutoWash Dock makes more sense for most people.
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FeatureiRobot Roomba Max 875 Combo Robot + AutoWash DockShark PowerDetect ThermaCharged RV2920XEWinner
Price$1199.99$749.99Shark PowerDetect ThermaCharged RV2920XE
Warranty1 year2 yearsShark PowerDetect ThermaCharged RV2920XE
Connectivity2.4 GHz WiFi, 5 GHz WiFi, Bluetooth2.4 GHz WiFiiRobot Roomba Max 875 Combo Robot + AutoWash Dock
IntegrationsGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterGoogle Home, Alexa, Home AssistantiRobot Roomba Max 875 Combo Robot + AutoWash Dock
Auto RechargeYESYESTie
Navigation TypeLaser (LiDAR)Laser (LiDAR)Tie
Obstacle DetectionYESYESTie
Cliff DetectionYESYESTie
Multi-Room MappingYESYESTie
No-Go ZonesYESYESTie
Carpet CleaningYESYESTie
Mopping FunctionalityYESYESTie

Frequently Asked Questions

Which is better overall: iRobot Roomba Max 875 Combo Robot + AutoWash Dock or Shark PowerDetect ThermaCharged RV2920XE?

iRobot Roomba Max 875 Combo Robot + AutoWash Dock has the stronger overall profile in this comparison, especially for connectivity and integrations.

What is the biggest difference between iRobot Roomba Max 875 Combo Robot + AutoWash Dock and Shark PowerDetect ThermaCharged RV2920XE?

Price is one of the clearest differences: iRobot Roomba Max 875 Combo Robot + AutoWash Dock lists $1199.99, while Shark PowerDetect ThermaCharged RV2920XE lists $749.99.

Which one looks better on price?

iRobot Roomba Max 875 Combo Robot + AutoWash Dock is listed at $1199.99, while Shark PowerDetect ThermaCharged RV2920XE is listed at $749.99. Shark PowerDetect ThermaCharged RV2920XE (better spec).

Who should buy iRobot Roomba Max 875 Combo Robot + AutoWash Dock?

Choose iRobot Roomba Max 875 Combo Robot + AutoWash Dock if your priority is connectivity and integrations and that matters more than price.

Who should buy Shark PowerDetect ThermaCharged RV2920XE?

Choose Shark PowerDetect ThermaCharged RV2920XE if your priority is price and warranty and that matters more than connectivity.

Full comparison table

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