iRobot Roomba 671 vs Lefant M501B

Cleaning

iRobot Roomba 671Lefant M501B
Cleaning typeDryDry
Suction power

600 Pa

2000 Pa

Cleaning area

150 m²

150 m²

Number of side brushes

1 piece(s)

2 piece(s)

Overcoming the thresholds

up to 1.6 cm

up to 2 cm

Self cleaning baseNon/a
Noise level

61 dB

50 dB

Turbo brushYesYes
Usage AreaHard Floor+CarpetHard Floor+Carpet
Power

33 W

20 W

Keep Out ZonesVacuumn/a
Cleaning zone limiterVirtual Walln/a
Climbing Threshold

20 mm

n/a
Wet MoppingNoNo
Vibrating mopping padNoNo
Cleaning time calculationNoNo
Point Cleaningn/aYes
3-Point Cleaning SystemYesn/a
Cleaning BrushYesYes
Edge CleaningYesYes
Effective on Animal Hairn/aYes
Bump Preventionn/aYes
SPOT ModeYesYes

Technical specifications

iRobot Roomba 671Lefant M501B
Product TypeRobot VacuumRobot Vacuum
Wi-fiYesYes
Weekly ScheduleYesn/a
Voice AnnouncementsNoYes
Modes

3 mode(s)

3 mode(s)

Time SchedulingYesn/a

Navigation

iRobot Roomba 671Lefant M501B
MappingNoNo
Smart NavigationYesn/a
Manual robot control (from the app)YesYes
Selective Room CleaningNoNo
Setting the suction power and water level for each roomNoNo
Storing multiple cleaning maps in memory (cleaning multiple floors)NoNo

Control

iRobot Roomba 671Lefant M501B
Voice promptsYesYes
Voice Assistant Support
  • Amazon Alexa
  • Google Assistant
Amazon Alexa
Scheduled cleaningYesYes
Manual control (from the button on the vacuum cleaner)YesYes
Control from smartphoneYesYes
Remote controlNoYes
Suction Controln/a
  • Automatic
  • By IR Remote Control

Integration with cloud services

iRobot Roomba 671Lefant M501B
Amazon AlexaYesYes
Google HomeYesYes
Samsung SmartThingsNoNo
Xiaomi Mi HomeNoNo

Sensors

iRobot Roomba 671Lefant M501B
Number of Sensors

42 piece(s)

n/a
Carpet detectionNoNo
Dirt detectionYesNo
Cliff SensorYesYes

Battery

iRobot Roomba 671Lefant M501B
Battery typeLi-ionLi-ion
Battery Capacity

1800 mAh

2600 mAh

Battery life up to

120 min

120 min

Charging time

3 Hours

5 Hours

Auto RechargeYesYes

Bin

iRobot Roomba 671Lefant M501B
Dustbin Capacity

500 ml

600 ml

Bin StationNoNo
Dust collector filling indicatorNoNo

Filters

iRobot Roomba 671Lefant M501B
HEPA Filtern/aYes
Cyclone FilterNoNo
Other FiltersAeroVacn/a

Dimensions and equipment

iRobot Roomba 671Lefant M501B
Width

340 mm

320 mm

Height

90 mm

82 mm

Depth

340 mm

320 mm

Weight

3.6 kg

2 kg

ColorBlackBlack
Included Equipment
  • Roomba® 671 Robot Vacuum with Wi-Fi® Connectivity
  • Home Base® Charging Station
  • Line Cord
  • Owner’s Guide
  • Documentation Package
  • M501-B robot vacuum
  • LCD remote control (2 AAA batteries included)
  • charging base
  • AC power adapter
  • cleaning tool
  • 2 sets of high-performance filters
  • 2 filter sponge
  • 4 side brushes
  • user manual
Additionally
  • iAdapt Navigation
n/a

Lefant M501B