Garmin Fenix 3 vs. TomTom Touch vs. Garmin 645 Music vs. Garmin Vivosmart 4 vs. Amazfit GTR

 
Fenix 3
Touch
645 Music
Vivosmart 4
GTR
 GarminFenix 3Remove Buy NowTomTomTouchRemove Buy NowGarmin645 MusicRemove Buy NowGarminVivosmart 4Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$500$130$450$130$199
Release20152016201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration50 hours to 6 weeks5 days7 days7 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution218 x 218n/a240 x 24048 x 128454 x 454
Size1.2 inches0.91 inches1.2 inches0.74 inches1.39 inches
Touch
TypeChroma LEDn/aMIPOLEDAMOLED

Functions

Audio Speaker
Clockn/a
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATMIPX75 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aBuild-in
Apps
Music

All Wearables