Apple Watch Series 3 vs. Garmin Fenix 3 vs. Garmin 645 Music vs. Fitbit Flex vs. Amazfit Verge

 
Watch Series 3
Fenix 3
645 Music
Flex
Verge
 AppleWatch Series 3Remove Buy NowGarminFenix 3Remove Buy NowGarmin645 MusicRemove Buy NowFitbitFlexRemove Buy NowAmazfitVergeRemove Buy Now

Basic Info

Suggested Price$329$500$450$100$160
Release20172015201820132019

Activity & Fitness

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

Battery

Duration18 hours50 hours to 6 weeks7 days5 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312218 x 218240 x 240NA454x454
Size1.5 inches or 1.65 inches1.2 inches1.2 inchesNA1.39 inches
TouchNA
TypeAMOLEDChroma LEDMIPLEDOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM10 ATM5 ATM1 ATMIP68

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aNAAMAZFIT OS
Apps
Music

All Wearables