Microsoft Band 2 vs. Michael Kors Access Sofie vs. Fitbit Flex vs. Garmin Vivosmart 4 vs. Garmin VivoActive 4

 
Band 2
Access Sofie
Flex
Vivosmart 4
VivoActive 4
 MicrosoftBand 2Remove Buy NowMichael KorsAccess SofieRemove Buy NowFitbitFlexRemove Buy NowGarminVivosmart 4Remove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$250$395$100$130$349
Release20152017201320182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration48 hours (without GPS)1 day5 days7 days8 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 128390 x 390 1.19 inchesNA48 x 128260 x 260
Size1.36 inchesNA0.74 inches1.3ionches
TouchAMOLDEDNA
TypeCapacitative TFTLEDOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX71 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2.0NAWear OS
Apps
Music

All Wearables