Robot Vacuums · Head to head

Dreame L40 Ultra Gen 2 vs iRobot Roomba Plus 415 Combo Robot + AutoWash Dock

Full Robot Vacuums comparison in 2026

Updated November 2026
Data from the official Dreame and iRobot sites.
2026 verdict
Between Dreame L40 Ultra Gen 2 and iRobot Roomba Plus 415 Combo Robot + AutoWash Dock, Dreame L40 Ultra Gen 2 is the better overall pick in 2026, leading on rating, warranty, and battery life.
Dreame L40 Ultra Gen 2
Winner
Dreame L40 Ultra Gen 2
$569.98$749.9924% OFF
Buy on Amazon USA
The comparison tilts its way because of rating, warranty, and battery life, with integrations and suction power keeping it in front. There is still a case for iRobot Roomba Plus 415 Combo Robot + AutoWash Dock, but mainly if price and connectivity are what you value most. That makes Dreame L40 Ultra Gen 2 the clearer recommendation in 2026.
Works with
Connectivity
  • Wi-Fi 2.4 GHz
vs
Works with
Connectivity
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The biggest differences

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

  • Warranty3×Dreame L40 Ultra Gen 23 years vs 1 year
  • Suction Power+25%Dreame L40 Ultra Gen 225000Pa vs 20000Pa
  • Battery Life+16%Dreame L40 Ultra Gen 2231 minutes vs 200 minutes
FeatureDreame L40 Ultra Gen 2iRobot Roomba Plus 415 Combo Robot + AutoWash DockWinner
Price$569.98$379.99iRobot Roomba Plus 415 Combo Robot + AutoWash Dock
Rating4.43.2Dreame L40 Ultra Gen 2
Warranty3 years1 yearDreame L40 Ultra Gen 2
Battery Life231 minutes200 minutesDreame L40 Ultra Gen 2
Connectivity2.4 GHz WiFi2.4 GHz WiFi, BluetoothiRobot Roomba Plus 415 Combo Robot + AutoWash Dock
IntegrationsGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterGoogle Home, AlexaDreame L40 Ultra Gen 2
Suction Power25000Pa20000PaDreame L40 Ultra Gen 2
Auto RechargeYESYESTie
Navigation TypeLaser (LiDAR)Laser (LiDAR)Tie
Obstacle DetectionYESYESTie
Cliff DetectionYESYESTie
Multi-Room MappingYESYESTie
Winner
Dreame

Dreame L40 Ultra Gen 2

24% OFF
Prime exclusive deal
$569.98
$749.99
Buy on Amazon USA
  • + Rating: 4.4
  • + Warranty: 3 years
  • + Battery Life: 231 minutes
  • - Price: $569.98 vs $379.99
  • - Connectivity: 2.4 GHz WiFi vs 2.4 GHz WiFi, Bluetooth

Frequently Asked Questions

Which is better overall: Dreame L40 Ultra Gen 2 or iRobot Roomba Plus 415 Combo Robot + AutoWash Dock?

Dreame L40 Ultra Gen 2 has the stronger overall profile in this comparison, especially for rating, warranty, and battery life.

What is the biggest difference between Dreame L40 Ultra Gen 2 and iRobot Roomba Plus 415 Combo Robot + AutoWash Dock?

Price is one of the clearest differences: Dreame L40 Ultra Gen 2 lists $569.98, while iRobot Roomba Plus 415 Combo Robot + AutoWash Dock lists $379.99.

Which one looks better on price?

Dreame L40 Ultra Gen 2 is listed at $569.98, while iRobot Roomba Plus 415 Combo Robot + AutoWash Dock is listed at $379.99. iRobot Roomba Plus 415 Combo Robot + AutoWash Dock (better spec).

Who should buy Dreame L40 Ultra Gen 2?

Choose Dreame L40 Ultra Gen 2 if your priority is rating and warranty and that matters more than price.

Who should buy iRobot Roomba Plus 415 Combo Robot + AutoWash Dock?

Choose iRobot Roomba Plus 415 Combo Robot + AutoWash Dock if your priority is price and connectivity and that matters more than rating.

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