Garmin Fenix 3 vs. Fitbit Zip vs. Amazfit Cor vs. Garmin 645 Music vs. Amazfit T-Rex

 
Fenix 3
Zip
Cor
645 Music
T-Rex
 GarminFenix 3Remove Buy NowFitbitZipRemove Buy NowAmazfitCorRemove Buy NowGarmin645 MusicRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$500$60$79.99$450$140
Release20152012201820182019

Activity & Fitness

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

Battery

Duration50 hours to 6 weeks6 months12 days7 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution218 x 218n/a80 x 160240 x 240360 x 360
Size1.2 inchesn/a1.23 inches1.2 inches1.3 inches
Touch
TypeChroma LEDn/aIPS LCDMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATMSplash Resistant5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aBuild-in
Apps
Music

All Wearables