Diesel On Full Guard vs. Apple Watch Series 4 vs. Fitbit Versa 2 vs. Amazfit T-Rex vs. HTC re Grip

 
On Full Guard
Watch Series 4
Versa 2
T-Rex
re Grip
 DieselOn Full GuardRemove Buy NowAppleWatch Series 4Remove Buy NowFitbitVersa 2Remove Buy NowAmazfitT-RexRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$325$329$199$140$199
Release20172018201920192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1 dayNot Yet5 days20 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution454 x 454384 x 480300 x 300360 x 360160 x 32
Size1.4 inches1.78 inches1.34 inches1.3 inches1.8 inches
Touch
TypeOMOLEDMicroLEDAMOLEDAMOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67Not Yet5 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wear 2.0Watch OS 5Build-inBuild-inNA
Apps
Music

All Wearables