Casio G-Shock GBA800 vs. Diesel On Full Guard vs. Diesel On Full Guard 2.5 vs. Amazfit T-Rex vs. Fitbit Sense 2

 
G-Shock GBA800
On Full Guard
On Full Guard 2.5
T-Rex
Sense 2
 CasioG-Shock GBA800Remove Buy NowDieselOn Full GuardRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowAmazfitT-RexRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$120$325$325$140$300
Release20182017201820192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 years1 day4 days20 days6 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution454 x 454454x454360 x 360336x336
Size1.4 inches1.39 inches1.3 inches1.59 inches
Touch
TypeOMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance20 ATMIP673 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wear 2.0Wear OSBuild-in
Apps
Music

All Wearables