Samsung Gear S2 vs. Fitbit Alta vs. Garmin 645 Music vs. Garmin Fenix 5x Plus vs. Michael Kors Access Sofie HR

 
Gear S2
Alta
645 Music
Fenix 5x Plus
Access Sofie HR
 SamsungGear S2Remove Buy NowFitbitAltaRemove Buy NowGarmin645 MusicRemove Buy NowGarminFenix 5x PlusRemove Buy NowMichael KorsAccess Sofie HRRemove Buy Now

Basic Info

Suggested Price$300$130$450$850$395
Release20152016201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days5 days7 days20 days2 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360n/a240 x 240240 x 240390 x 390
Size1.2 inchesn/a1.2 inches1.2 inches1.19 inches
Touchn/a
TypeSuper AMOLEDOLEDMIPMIPOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68n/a5 ATM10 ATM0.3 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemTizenn/aWear OSWear OS
Apps
Music

All Wearables