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iRobot Roomba Max 705 Combo vs Shark PowerDetect 2-in-1 (RV2820YE)

The Shark PowerDetect 2-in-1 (RV2820YE) wins with a score of 8.6/10. Best for: Anyone wanting Shark's best vacuum performance with 60-day hands-off operation.

iRobot Roomba Max 705 Combo robot vacuum

iRobot Roomba Max 705 Combo

7.6/10$800

iRobot's long-awaited LiDAR comeback. The best mopping Roomba ever — but the reliability bugs documented on Reddit make it hard to recommend at MSRP.

Read full review
WinnerShark PowerDetect 2-in-1 (RV2820YE) robot vacuum

Shark PowerDetect 2-in-1 (RV2820YE)

8.6/10$899

Vacuum Wars' best all-around Shark — 95% on hardwood, 90% on carpet, with NeverTouch base that auto-empties, refills water, and washes the mop.

Score Comparison

iRobot Roomba Max 705 ComboShark PowerDetect 2-in-1 (RV2820YE)
Overall
7.6
8.6
Hard Floor
8.5
9.5
Carpet
7.0
9.0
Mopping
7.8
8.0
Navigation
8.0
8.8
Noise
7.0
8.0
Smart Features
7.5
7.8
Maintenance
6.5
9.0

Specifications

iRobot Roomba Max 705 ComboSpecShark PowerDetect 2-in-1 (RV2820YE)
$800Price$899
13000Suction (Pa)6000
Battery (mAh)5200
71.0Noise (dB)67.0
Dustbin (ml)
Water Tank (ml)
Mop Lift (mm)
Height (mm)
Weight (kg)
LiDARNavigationLiDAR + 3D Structured Light
Self-Empty
Self-Wash Mop
Self-Dry Mop
AI Obstacle

Pros & Cons

iRobot Roomba Max 705 Combo

Shark PowerDetect 2-in-1 (RV2820YE)

Pros
  • + Best vacuum performance in Shark's lineup (95% hardwood, 90% carpet)
  • + NeverTouch Pro base auto-empties + refills + washes mop
  • + 60-day debris capacity, 30-day water tank
  • + Auto mop lift on carpet (38mm threshold clearance)
  • + Strong with pet hair (90%+)
Cons
  • No hot-water mop wash (no UV either)
  • Suction below average for super-fine debris like flour
  • App is buggy and slow
  • $899 is a lot for a non-flagship

The Verdict

The Shark PowerDetect 2-in-1 (RV2820YE) is the better choice with an overall score of 8.6/10 — best for anyone wanting shark's best vacuum performance with 60-day hands-off operation. The iRobot Roomba Max 705 Combo is more affordable at $800 vs $899.

iRobot Roomba Max 705 Combo vs Shark PowerDetect 2-in-1 (RV2820YE): Which Robot Vacuum is Better? | Best Robot Vacuums