Pebble Classic vs. Fitbit Alta vs. Asus VivoWatch vs. Casio G-Shock GBA800 vs. Amazfit T-Rex

 
Classic
Alta
VivoWatch
G-Shock GBA800
T-Rex
 PebbleClassicRemove Buy NowFitbitAltaRemove Buy NowAsusVivoWatchRemove Buy NowCasioG-Shock GBA800Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$99$130$160$120$140
Release20132016201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5-7 days5 days24 hours to 10 days2 years20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/a128 x 128360 x 360
Size1.26 inchesn/aNA1.3 inches
Touchn/a
Typee-paperOLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance5 ATMn/aIP6720 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemPebble OSn/aKoodOSBuild-in
Apps
Music

All Wearables