Robot Vacuums · Head to head

iRobot Roomba Max 775 Combo Robot + AutoWash Dock vs Shark PowerDetect NeverTouch Pro RV2820ZE

Full Robot Vacuums comparison in 2026

Updated November 2026
Data from the official iRobot and Shark sites.
2026 verdict
iRobot Roomba Max 775 Combo Robot + AutoWash Dock edges out Shark PowerDetect NeverTouch Pro RV2820ZE in 2026, led by rating, battery life, and connectivity.
iRobot Roomba Max 775 Combo Robot + AutoWash Dock
Winner
iRobot Roomba Max 775 Combo Robot + AutoWash Dock
$799.99$999.9920% OFF
Buy on Amazon USA
It wins the broader comparison through rating, battery life, and connectivity, while integrations and local control help confirm the result. Shark PowerDetect NeverTouch Pro RV2820ZE still makes sense if warranty is your priority, but most buyers should still lean toward iRobot Roomba Max 775 Combo Robot + AutoWash Dock. As a general recommendation, iRobot Roomba Max 775 Combo Robot + AutoWash Dock comes out on top.
Works with
Connectivity
vs
Works with
Connectivity
  • Wi-Fi 2.4 GHz
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The biggest differences

Where these two are furthest apart, and by how much.

  • Warranty3×Shark PowerDetect NeverTouch Pro RV2820ZE3 years vs 1 year
  • Battery Life+50%iRobot Roomba Max 775 Combo Robot + AutoWash Dock180 minutes vs 120 minutes
FeatureiRobot Roomba Max 775 Combo Robot + AutoWash DockShark PowerDetect NeverTouch Pro RV2820ZEWinner
Rating3.43.2iRobot Roomba Max 775 Combo Robot + AutoWash Dock
Warranty1 year3 yearsShark PowerDetect NeverTouch Pro RV2820ZE
Battery Life180 minutes120 minutesiRobot Roomba Max 775 Combo Robot + AutoWash Dock
Connectivity2.4 GHz WiFi, Bluetooth2.4 GHz WiFiiRobot Roomba Max 775 Combo Robot + AutoWash Dock
IntegrationsGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterGoogle Home, Alexa, Home AssistantiRobot Roomba Max 775 Combo Robot + AutoWash Dock
Local ControlYESNOiRobot Roomba Max 775 Combo Robot + AutoWash Dock
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 Max 775 Combo Robot + AutoWash Dock or Shark PowerDetect NeverTouch Pro RV2820ZE?

iRobot Roomba Max 775 Combo Robot + AutoWash Dock has the stronger overall profile in this comparison, especially for rating, battery life, and connectivity.

What is the biggest difference between iRobot Roomba Max 775 Combo Robot + AutoWash Dock and Shark PowerDetect NeverTouch Pro RV2820ZE?

Rating is one of the clearest differences: iRobot Roomba Max 775 Combo Robot + AutoWash Dock lists 3.4, while Shark PowerDetect NeverTouch Pro RV2820ZE lists 3.2.

Who should buy iRobot Roomba Max 775 Combo Robot + AutoWash Dock?

Choose iRobot Roomba Max 775 Combo Robot + AutoWash Dock if your priority is rating and battery life and that matters more than warranty.

Who should buy Shark PowerDetect NeverTouch Pro RV2820ZE?

Choose Shark PowerDetect NeverTouch Pro RV2820ZE if your priority is warranty and that matters more than rating.

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