iRobot Roomba Plus 515 Combo Robot + AutoWash Dock vs Roborock Saros 20

Updated September 2026

Data from Amazon and official iRobot and Roborock sites.

2026 verdict

Roborock Saros 20 beats iRobot Roomba Plus 515 Combo Robot + AutoWash Dock in 2026, with its clearest edge on integrations and suction power.

Winner

Roborock Saros 20

$1599.99

Buy on Amazon USA

It wins the broader comparison through integrations and suction power, while its broader overall balance helps confirm the result. iRobot Roomba Plus 515 Combo Robot + AutoWash Dock still makes sense if price and battery life are your priority, but most buyers should still lean toward Roborock Saros 20. Overall, Roborock Saros 20 makes more sense for most people.

iRobot

iRobot Roomba Plus 515 Combo Robot + AutoWash Dock

14% OFF

$599.99

$699.99

Buy on Amazon USA

Winner

Roborock

Roborock Saros 20

$1599.99

Buy on Amazon USA

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Feature	iRobot Roomba Plus 515 Combo Robot + AutoWash Dock	Roborock Saros 20	Winner
Price	$599.99	$1599.99	iRobot Roomba Plus 515 Combo Robot + AutoWash Dock
Battery Life	295 minutes	200 minutes	iRobot Roomba Plus 515 Combo Robot + AutoWash Dock
Integrations	Google Home, Alexa	Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter	Roborock Saros 20
Suction Power	22000Pa	36000Pa	Roborock Saros 20
Rating	4.2	4.2	Tie
Warranty	1 year	1 year	Tie
Auto Recharge	YES	YES	Tie
Connectivity	2.4 GHz WiFi, 5 GHz WiFi	2.4 GHz WiFi, 5 GHz WiFi	Tie
Navigation Type	Laser (LiDAR)	Laser (LiDAR)	Tie
Obstacle Detection	YES	YES	Tie
Cliff Detection	YES	YES	Tie
Multi-Room Mapping	YES	YES	Tie

iRobot

iRobot Roomba Plus 515 Combo Robot + AutoWash Dock

14% OFF

$599.99

$699.99

Buy on Amazon USA

+ Price: $599.99
+ Battery Life: 295 minutes
- Integrations: Google Home, Alexa vs Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter
- Suction Power: 22000Pa vs 36000Pa

Winner

Roborock

Roborock Saros 20

$1599.99

Buy on Amazon USA

+ Integrations: Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter
+ Suction Power: 36000Pa
- Price: $1599.99 vs $599.99
- Battery Life: 200 minutes vs 295 minutes

Frequently Asked Questions

Which is better overall: iRobot Roomba Plus 515 Combo Robot + AutoWash Dock or Roborock Saros 20?

Roborock Saros 20 has the stronger overall profile in this comparison, especially for integrations and suction power.

What is the biggest difference between iRobot Roomba Plus 515 Combo Robot + AutoWash Dock and Roborock Saros 20?

Price is one of the clearest differences: iRobot Roomba Plus 515 Combo Robot + AutoWash Dock lists $599.99, while Roborock Saros 20 lists $1599.99.

Which one looks better on price?

iRobot Roomba Plus 515 Combo Robot + AutoWash Dock is listed at $599.99, while Roborock Saros 20 is listed at $1599.99. iRobot Roomba Plus 515 Combo Robot + AutoWash Dock (better spec).

Who should buy iRobot Roomba Plus 515 Combo Robot + AutoWash Dock?

Choose iRobot Roomba Plus 515 Combo Robot + AutoWash Dock if your priority is price and battery life and that matters more than integrations.

Who should buy Roborock Saros 20?

Choose Roborock Saros 20 if your priority is integrations and suction power and that matters more than price.

Full comparison table

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