Garmin Fenix 3 vs. Diesel On Full Guard vs. Garmin Forerunner 235 vs. Fitbit Flex vs. Apple Watch Series 4

 
Fenix 3
On Full Guard
Forerunner 235
Flex
Watch Series 4
 GarminFenix 3Remove Buy NowDieselOn Full GuardRemove Buy NowGarminForerunner 235Remove Buy NowFitbitFlexRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$500$325$299.99$100$329
Release20152017201720132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration50 hours to 6 weeks1 day9 days5 daysNot Yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution218 x 218454 x 454215 x 180NA384 x 480
Size1.2 inches1.4 inches1.23 inchesNA1.78 inches
TouchNA
TypeChroma LEDOMOLEDMIPLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATMIP675 ATM1 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2.0NAWatch OS 5
Apps
Music

All Wearables