T-Rex
Watch
G-Shock GBA800
Galaxy Watch
 AmazfitT-RexRemove Buy NowAppleWatchRemove Buy NowCasioG-Shock GBA800Remove Buy NowSamsungGalaxy WatchRemove Buy Now

Basic Info

Suggested Price$140$349$120$330
Release2019201520182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration20 days18 hours2 years7 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Color
Resolution360 x 360340 x 272 or 390 x 312360 x 360
Size1.3 inches1.5 inches or 1.65 inches1.2 inches or 1.3 inches
Touch
TypeAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX720 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemBuild-inWatch OSTizen OS
Apps
MusicSpotify

All Wearables