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L40s Ultra AE vs L50 Ultra

Same brand, adjacent models in the range

Dreame L40s Ultra AE
Dreame L40s Ultra AE
Buy now$669.99

Buy now

Dreame L50 Ultra
Dreame L50 Ultra
Buy now$899.99

Buy now

Where the published data differs

Every line below is computed from the two manufacturers’ own figures. Attributes neither brand publishes are omitted.

  • L40s Ultra AE lists at $669.99, $230 below L50 Ultra at $899.99.
  • Suction: L50 Ultra 19,500 Pa versus L40s Ultra AE 19,000 Pa (3% more). Published data favours L50 Ultra.
  • Navigation: L40s Ultra AE — LiDAR; L50 Ultra — LDS.
  • Max climb: L50 Ultra 60 mm versus L40s Ultra AE 40 mm (50% more). Published data favours L50 Ultra.
  • Battery runtime: L50 Ultra 200 min versus L40s Ultra AE 180 min (11% more). Published data favours L50 Ultra.
  • Obstacle avoidance: L40s Ultra AE — RGB AI + 3D Structured Light; L50 Ultra — Intelligent RGB + Single Laser Light.

Full specification comparison

Dreame L40s Ultra AE compared with Dreame L50 Ultra
AttributeL40s Ultra AEL50 Ultra
Suction19,000 Pa19,500 Pa
NavigationLiDARLDS
Self-emptying dockYesYes
MoppingYesYes
Battery runtime180 min200 min
Onboard dustbin395 ml395 ml
Obstacle avoidanceRGB AI + 3D Structured LightIntelligent RGB + Single Laser Light
Max climb40 mm60 mm
NoiseNot published by eitherNot published by either
App controlYesYes
Open in the comparison toolL40s Ultra AE full specsL50 Ultra full specsAll robot vacuums