Diesel On Full Guard vs. Garmin Forerunner 235 vs. Fitbit Flex vs. Apple Watch Series 4 vs. Fitbit Inspire HR

 
On Full Guard
Forerunner 235
Flex
Watch Series 4
Inspire HR
 DieselOn Full GuardRemove Buy NowGarminForerunner 235Remove Buy NowFitbitFlexRemove Buy NowAppleWatch Series 4Remove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$325$299.99$100$329$99
Release20172017201320182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1 day9 days5 daysNot Yet5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution454 x 454215 x 180NA384 x 480139 x 60
Size1.4 inches1.23 inchesNA1.78 inches1.4 inches
TouchNA
TypeOMOLEDMIPLEDMicroLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM1 ATMNot Yet5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wear 2.0NAWatch OS 5Fitbit OS
Apps
Music

All Wearables