Fitbit Flex 2 vs. Garmin 645 Music vs. Garmin Fenix 5x Plus vs. Michael Kors Access Sofie HR vs. Amazfit GTR

 
Flex 2
645 Music
Fenix 5x Plus
Access Sofie HR
GTR
 FitbitFlex 2Remove Buy NowGarmin645 MusicRemove Buy NowGarminFenix 5x PlusRemove Buy NowMichael KorsAccess Sofie HRRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$100$450$850$395$199
Release20162018201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days20 days2 days24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a240 x 240240 x 240390 x 390454 x 454
Sizen/a1.2 inches1.2 inches1.19 inches1.39 inches
Touchn/a
TypeLEDMIPMIPOMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM10 ATM0.3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSWear OSBuild-in
Apps
Music

All Wearables