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  3. M2 Plus vs Robot Vacuum S40 Pro

Lefant M2 Plus vs Xiaomi Robot Vacuum S40 Pro

What M2 Plus does better (1) and where Robot Vacuum S40 Pro wins (0) — every spec side by side.

Lefant M2 Plus
Lefant · 2025M2 Plus
1 advantage≈ US$210
vs
Xiaomi Robot Vacuum S40 Pro
Xiaomi · 2025Robot Vacuum S40 Pro
6.7Score
0 advantages≈ US$220
Higher score
5.9Base station3.5

Why is M2 Plus better than Robot Vacuum S40 Pro?

  1. Base stationAuto-empty dock vs Charging dock

Why is Robot Vacuum S40 Pro better than M2 Plus?

Robot Vacuum S40 Pro has no measurable advantages in this pair.

Specifications

Side by side

Lefant M2 PlusLefant M2 Plus≈ US$210
Suction & cleaning
Suction power—15,000 Pa
Dustbin (robot)—430 ml
Main brush—Single main brush
Anti-tangle brush—Yes
Side brushes—1
Extending side brush—Yes
Carpet detection—Yes
HEPA filter—Yes
Noise level—65 dB
Navigation & obstacles
Navigation—Laser (LiDAR)
Navigation sensors—LiDAR laser (LDS), Wall sensor, Cliff sensors
Obstacle avoidance—Basic sensors (infrared / bumper)
Threshold climbing—20 mm
Room mapping & room selection—Yes
Mopping
Mop type—Rotating mop pads
Mop lifting on carpets—Yes
Mop lift height—10 mm
Extending mop (edges)—Yes
Water tank (robot)—310 ml
Base station
Base stationAuto-empty dockCharging dock
Auto-empty dust stationYes—
Battery & runtime
Battery capacity—5,200 mAh
Runtime—180 min
Charging time—360 min
Cleaning area per charge—180 m²
Size & weight
Width / diameter—355 mm
Length—355 mm
Height—99 mm
Weight—4.2 kg
ShapeRoundRound
ColoursWhiteWhite
App & smart home
App control—Yes
Voice assistantsAmazon AlexaAmazon Alexa, Google Assistant
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