iRobot Roomba Plus 405 vs iRobot Roomba Plus 575 Combo Robot + AutoWash Dock comparison

Updated July 2026

Data from Amazon and official iRobot site.

2026 verdict

For most buyers in 2026, iRobot Roomba Plus 575 Combo Robot + AutoWash Dock is the safer pick over iRobot Roomba Plus 405 because of battery life and obstacle detection. It has the clearer edge on battery life and obstacle detection, and it stays ahead on its broader overall balance. iRobot Roomba Plus 405 is still relevant if you care most about price and integrations, but iRobot Roomba Plus 575 Combo Robot + AutoWash Dock is the stronger recommendation overall. That makes iRobot Roomba Plus 575 Combo Robot + AutoWash Dock the clearer recommendation in 2026.

iRobot Roomba Plus 405

50% OFF

$399.00

$799.99

Winner

$799.99

Feature	iRobot Roomba Plus 405	iRobot Roomba Plus 575 Combo Robot + AutoWash Dock	Winner
Price	$399.00	$799.99	iRobot Roomba Plus 405
Battery Life	120 minutes	202 minutes	iRobot Roomba Plus 575 Combo Robot + AutoWash Dock
Integrations	Google Home, Alexa, Apple HomeKit, IFTTT, Matter	Google Home, Alexa, IFTTT	iRobot Roomba Plus 405
Obstacle Detection	NO	YES	iRobot Roomba Plus 575 Combo Robot + AutoWash Dock
Warranty	1 year	1 year	Tie
Auto Recharge	YES	YES	Tie
Connectivity	2.4 GHz WiFi	2.4 GHz WiFi	Tie
Navigation Type	Laser (LiDAR)	Laser (LiDAR)	Tie
Cliff Detection	YES	YES	Tie
Multi-Room Mapping	YES	YES	Tie
No-Go Zones	YES	YES	Tie
Carpet Cleaning	YES	YES	Tie

50% OFF

$399.00

$799.99

Winner

$799.99

+ Battery Life: 202 minutes
+ Obstacle Detection: YES
- Price: $799.99 vs $399.00
- Integrations: Google Home, Alexa, IFTTT vs Google Home, Alexa, Apple HomeKit, IFTTT, Matter

Which is better overall: iRobot Roomba Plus 405 or iRobot Roomba Plus 575 Combo Robot + AutoWash Dock?

iRobot Roomba Plus 575 Combo Robot + AutoWash Dock has the stronger overall profile in this comparison, especially for battery life and obstacle detection.

What is the biggest difference between iRobot Roomba Plus 405 and iRobot Roomba Plus 575 Combo Robot + AutoWash Dock?

Price is one of the clearest differences: iRobot Roomba Plus 405 lists $399.00, while iRobot Roomba Plus 575 Combo Robot + AutoWash Dock lists $799.99.

Which one looks better on price?

Who should buy iRobot Roomba Plus 405?

Choose iRobot Roomba Plus 405 if your priority is price and integrations and that matters more than battery life.

Who should buy iRobot Roomba Plus 575 Combo Robot + AutoWash Dock?

Choose iRobot Roomba Plus 575 Combo Robot + AutoWash Dock if your priority is battery life and obstacle detection and that matters more than price.

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