Fitbit Charge 2 vs. Apple Watch vs. Casio G-Shock GBA800 vs. Pebble Core vs. Amazfit T-Rex

 
Charge 2
Watch
G-Shock GBA800
Core
T-Rex
 FitbitCharge 2Remove Buy NowAppleWatchRemove Buy NowCasioG-Shock GBA800Remove Buy NowPebbleCoreRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$349$120$99$140
Release20162015201820162019

Activity & Fitness

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

Battery

Duration5 days18 hours2 yearsNA20 days
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312NA360 x 360
Sizen/a1.5 inches or 1.65 inchesNA1.3 inches
Touchn/aNA
TypeOLEDAMOLEDNAAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIPX720 ATMNA5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aWatch OSNABuild-in
Apps
Music

All Wearables