Fitbit Versa vs. Diesel On Full Guard 2.5 vs. Amazfit T-Rex vs. HTC re Grip vs. Apple Watch 8

 
Versa
On Full Guard 2.5
T-Rex
re Grip
Watch 8
 FitbitVersaRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowAmazfitT-RexRemove Buy NowHTCre GripRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$199.99$325$140$199$499
Release20182018201920202022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4 days4 days20 days5 hours to 2.5 days18 hrs
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution300 x300454x454360 x 360160 x 32340 x 272 or 390 x 312
Size1.34 inches1.39 inches1.3 inches1.8 inches1.5 inches or 1.65 inches
Touch
TypeOLEDAMOLEDPMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM5 ATMIP575 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSBuild-inNAWatchOS 9
Apps
Music

All Wearables