Roborock S8 MaxV Ultra Wins
Winner
Roborock S8 MaxV Ultra robot vacuum with RockDock Ultra

Roborock S8 MaxV Ultra

9.5

Large homes wanting the best vacuum-mop combo with premium dock features

VS
Dreame L40 Ultra robot vacuum

Dreame L40 Ultra

9.2

Value-seekers who want flagship features without flagship pricing

Emily Thornton
Emily Thornton

Score Comparison

Criteria
Roborock S8 MaxV Ultra
Dreame L40 Ultra
Overall Score
9.5
9.2
Cleaning Performance
9.6
9.3
Navigation
9.5
9.2
Features
9.5
9.1
Value
8.8
9.4
Build Quality
9.4
9.0

Pricing & Features

Specification
Roborock S8 MaxV Ultra
Dreame L40 Ultra
Price
$1,799
$1,299

Making Your Decision

Roborock S8 MaxV Ultra logo

When to Choose Roborock S8 MaxV Ultra

Large homes wanting the best vacuum-mop combo with premium dock features

Roborock S8 MaxV Ultra represents the pinnacle of robot vacuum technology. The slim design and hot water washing justify the premium for large home owners.

Strengths

  • Slimmest design in Roborock history (7.98cm)
  • Diamond IoT security certification
  • Hot water mop washing (70°C)
  • Faster charging than S8 Pro

Limitations

  • Premium price at $1799
  • Large dock footprint
  • Overkill for small apartments
Dreame L40 Ultra logo

When to Choose Dreame L40 Ultra

Value-seekers who want flagship features without flagship pricing

Dreame L40 Ultra offers 90% of what the Roborock S9 does at 70% of the price. The MopExtend technology is genuinely useful for furniture edges.

Strengths

  • 11,000Pa suction (up from 7,000Pa)
  • MopExtend RoboSwing reaches 4cm into tight spaces
  • Extendable side brush for corners
  • 5,200mAh battery (194 min runtime)

Limitations

  • Mop pad quality could be better
  • App less polished than competitors
  • Dock hot water not as hot as Roborock

Ready to Get Started?

Roborock S8 MaxV Ultra robot vacuum with RockDock Ultra

Roborock S8 MaxV Ultra

Score: 9.5
Dreame L40 Ultra robot vacuum

Dreame L40 Ultra

Score: 9.2