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iRobot Roomba Plus 405 Combo vs Roborock Qrevo Edge

The Roborock Qrevo Edge wins with a score of 8.3/10. Best for: Pet households, multi-level homes with high thresholds, and buyers who want Qrevo Curv features at a lower price.

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.

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WinnerRoborock Qrevo Edge robot vacuum

Roborock Qrevo Edge

8.3/10$1000

A near-flagship Roborock that nails pet hair and hot-water mop washing, but obstacle avoidance still trails the best.

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Score Comparison

iRobot Roomba Plus 405 ComboRoborock Qrevo Edge
Overall
7.4
8.3
Hard Floor
8.4
8.6
Carpet
6.5
8.5
Mopping
7.5
7.5
Navigation
8.0
8.4
Noise
7.5
8.8
Smart Features
7.0
8.6
Maintenance
8.5
8.4

Specifications

iRobot Roomba Plus 405 ComboSpecRoborock Qrevo Edge
$400Price$1000
Suction (Pa)18500
5000Battery (mAh)6400
65.0Noise (dB)55.0
Dustbin (ml)
Water Tank (ml)
Mop Lift (mm)
Height (mm)
Weight (kg)
LiDARNavigationPreciSense LiDAR + structured light + RGB camera
Self-Empty
Self-Wash Mop
Self-Dry Mop
AI Obstacle

Pros & Cons

iRobot Roomba Plus 405 Combo

Roborock Qrevo Edge

Pros
  • + 18,500Pa suction with 0% hair tangling on DuoDivide brush
  • + FlexiArm extending side brush reaches room edges and corners
  • + Dock 3.0 with 167°F hot water mop washing and warm air drying
  • + AdaptLift chassis clears thresholds up to 40mm
  • + Excellent battery efficiency (1,677 sqft per charge)
Cons
  • Obstacle avoidance only 66% success rate (misses cables and power strips)
  • Mopping misses about 1 inch along skirting boards
  • Struggles with wet spills — can spread them
  • No auto detergent dispensing
  • Carpet pet hair pickup 80% — slightly below Qrevo Curv

The Verdict

The Roborock Qrevo Edge is the better choice with an overall score of 8.3/10 — best for pet households, multi-level homes with high thresholds, and buyers who want qrevo curv features at a lower price. The iRobot Roomba Plus 405 Combo is more affordable at $400 vs $1000.

iRobot Roomba Plus 405 Combo vs Roborock Qrevo Edge: Which Robot Vacuum is Better? | Best Robot Vacuums