Apple Watch vs. Garmin Chronos vs. Fitbit Alta HR vs. Pebble Core vs. Amazfit T-Rex

 
Watch
Chronos
Alta HR
Core
T-Rex
 AppleWatchRemove Buy NowGarminChronosRemove Buy NowFitbitAlta HRRemove Buy NowPebbleCoreRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$349$1500$150$99$140
Release20152018201720162019

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration18 hours8 days7 daysNA20 days
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312218 x 218128 x 36NA360 x 360
Size1.5 inches or 1.65 inches1.2 inches1.4 inchesNA1.3 inches
TouchNA
TypeAMOLEDMIPOLEDNAAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX710 ATMNA5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemWatch OSWear OSNABuild-in
Apps
Music

All Wearables