Best Robot Vacuums is reader-supported. When you buy through links on our site, we may earn a commission. Details.

We may earn a commission when you buy through links on this page. Learn more.

Dreame L50 Ultra vs iRobot Roomba Plus 405 Combo

The Dreame L50 Ultra wins with a score of 8.5/10. Best for: Large homes with pets and mixed flooring, especially with door thresholds.

WinnerDreame L50 Ultra robot vacuum

Dreame L50 Ultra

8.5/10$800

Best value in the flagship robot vacuum tier. 90% carpet deep clean, 100% pet hair pickup, ProLeap threshold climbing — all at half the price of newer flagships.

Read full review

iRobot Roomba Plus 405 Combo

7.4/10$400

A solid mid-tier Roomba that finally brings LiDAR navigation and a self-washing dock under $500. But weak deep-carpet performance and zero obstacle avoidance make it hard to recommend over the Roborock Q Revo or Dreame L40 Ultra at the same price.

Read full review

Score Comparison

Dreame L50 UltraiRobot Roomba Plus 405 Combo
Overall
8.5
7.4
Hard Floor
9.0
8.4
Carpet
8.8
6.5
Mopping
7.8
7.5
Navigation
9.2
8.0
Noise
7.5
7.5
Smart Features
8.5
7.0
Maintenance
8.8
8.5

Specifications

Dreame L50 UltraSpeciRobot Roomba Plus 405 Combo
$800Price$400
19500Suction (Pa)
6400Battery (mAh)5000
70.0Noise (dB)65.0
Dustbin (ml)
Water Tank (ml)
Mop Lift (mm)
Height (mm)
Weight (kg)
LiDAR + 3D Structured LightNavigationLiDAR
Self-Empty
Self-Wash Mop
Self-Dry Mop
AI Obstacle

The Verdict

The Dreame L50 Ultra is the better choice with an overall score of 8.5/10 — best for large homes with pets and mixed flooring, especially with door thresholds. The iRobot Roomba Plus 405 Combo is more affordable at $400 vs $800.

Dreame L50 Ultra vs iRobot Roomba Plus 405 Combo: Which Robot Vacuum is Better? | Best Robot Vacuums