Fitbit Flex 2 vs. Xiaomi Mi Band 2 vs. Garmin 645 Music vs. Michael Kors Access Sofie vs. Garmin Vivosmart 3

 
Flex 2
Mi Band 2
645 Music
Access Sofie
Vivosmart 3
 FitbitFlex 2Remove Buy NowXiaomiMi Band 2Remove Buy NowGarmin645 MusicRemove Buy NowMichael KorsAccess SofieRemove Buy NowGarminVivosmart 3Remove Buy Now

Basic Info

Suggested Price$100$23$450$395$139.99
Release20162016201820172017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Stepsn/a
Swim

Battery

Duration5 days20 hours7 days1 day5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a240 x 240390 x 390 1.19 inches64 x 128
Sizen/a0.42 inches1.2 inchesNA
Touchn/aAMOLDED
TypeLEDOLEDMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP675 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2.0
Apps
Music

All Wearables