Fitbit Flex 2 vs. Fossil Explorist vs. Garmin 645 Music vs. Fitbit Flex vs. Amazfit GTR

 
Flex 2
Explorist
645 Music
Flex
GTR
 FitbitFlex 2Remove Buy NowFossilExploristRemove Buy NowGarmin645 MusicRemove Buy NowFitbitFlexRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$100$255$450$100$199
Release20162018201820132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days24 hours7 days5 days24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a454 x454240 x 240NA454 x 454
Sizen/a1.4 inches1.2 inchesNA1.39 inches
Touchn/aNA
TypeLEDAMOLEDMIPLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP675 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSNABuild-in
Apps
Music

All Wearables