Fitbit Flex 2 vs. Microsoft Band 2 vs. Michael Kors Access Sofie vs. Fitbit Charge 3 vs. Garmin VivoActive 4

 
Flex 2
Band 2
Access Sofie
Charge 3
VivoActive 4
 FitbitFlex 2Remove Buy NowMicrosoftBand 2Remove Buy NowMichael KorsAccess SofieRemove Buy NowFitbitCharge 3Remove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$100$250$395$150$349
Release20162015201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours (without GPS)1 day7 days8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 128390 x 390 1.19 inches66 x 18260 x 260
Sizen/a1.36 inches.721 inches1.3ionches
Touchn/aAMOLDED
TypeLEDCapacitative TFTOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX71 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2.0NAWear OS
Apps
Music

All Wearables