Diesel On Full Guard vs. Garmin Forerunner 235 vs. Garmin Vivosmart 3 vs. Diesel On Full Guard 2.5 vs. Amazfit T-Rex

 
On Full Guard
Forerunner 235
Vivosmart 3
On Full Guard 2.5
T-Rex
 DieselOn Full GuardRemove Buy NowGarminForerunner 235Remove Buy NowGarminVivosmart 3Remove Buy NowDieselOn Full Guard 2.5Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$325$299.99$139.99$325$140
Release20172017201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1 day9 days5 days4 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution454 x 454215 x 18064 x 128454x454360 x 360
Size1.4 inches1.23 inchesNA1.39 inches1.3 inches
Touch
TypeOMOLEDMIPOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM5 ATM3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wear 2.0Wear OSBuild-in
Apps
Music

All Wearables