Pebble 2 vs. Apple Watch vs. Casio G-Shock GBA800 vs. Amazfit T-Rex vs. Apple Watch 8

 
2
Watch
G-Shock GBA800
T-Rex
Watch 8
 Pebble2Remove Buy NowAppleWatchRemove Buy NowCasioG-Shock GBA800Remove Buy NowAmazfitT-RexRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$129$349$120$140$499
Release20162015201820192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days18 hours2 years20 days18 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312360 x 360340 x 272 or 390 x 312
Sizen/a1.5 inches or 1.65 inches1.3 inches1.5 inches or 1.65 inches
Touch
Typee-paperAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIPX720 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSWatch OSBuild-inWatchOS 9
Apps
Music

All Wearables