Polar M600 vs. Fitbit Flex 2 vs. Acer Liquid Leap vs. Skagen Falster vs. Garmin Vivofit 4

 
M600
Flex 2
Liquid Leap
Falster
Vivofit 4
 PolarM600Remove Buy NowFitbitFlex 2Remove Buy NowAcerLiquid LeapRemove Buy NowSkagenFalsterRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$330$100$90$275$79.95
Release20162016201520182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days5 to 7 days24 hours1 year
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/a128 x 3288 x 88
Size1.3 inchesn/a1 inchNA
Touchn/an/a
TypeTFTLEDOLEDOLEDNA

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATMIPX41 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aNA
Apps
Music

All Wearables