Garmin Fenix 3 vs. Fitbit One vs. Apple Watch vs. Garmin 645 Music vs. Amazfit GTR

 
Fenix 3
One
Watch
645 Music
GTR
 GarminFenix 3Remove Buy NowFitbitOneRemove Buy NowAppleWatchRemove Buy NowGarmin645 MusicRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$500$100$349$450$199
Release20152012201520182019

Activity & Fitness

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

Battery

Duration50 hours to 6 weeks10-14 days18 hours7 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution218 x 218n/a340 x 272 or 390 x 312240 x 240454 x 454
Size1.2 inchesn/a1.5 inches or 1.65 inches1.2 inches1.39 inches
Touch
TypeChroma LEDOLEDAMOLEDMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATMSplast ResistantIPX75 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWatch OSBuild-in
Apps
Music

All Wearables