Fitbit Charge 2 vs. Fitbit Flex 2 vs. Garmin Vivosmart HR vs. Michael Kors Access Sofie vs. Apple Watch 7

 
Charge 2
Flex 2
Vivosmart HR
Access Sofie
Watch 7
 FitbitCharge 2Remove Buy NowFitbitFlex 2Remove Buy NowGarminVivosmart HRRemove Buy NowMichael KorsAccess SofieRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$150$100$170$395$429
Release20162016201520172021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days5 days1 day18 Hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a160 x 68390 x 390 1.19 inches396 x 484
Sizen/an/a1.08 inches1.9 inches
Touchn/an/aAMOLDED
TypeOLEDLEDn/aMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM5 ATM1 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aAndroid Wear 2.0WatchOS 8
Apps
Music

All Wearables