Garmin Fenix 3 vs. Polar M400 vs. Diesel On Full Guard 2.5 vs. Fitbit Inspire HR vs. Garmin Venu

 
Fenix 3
M400
On Full Guard 2.5
Inspire HR
Venu
 GarminFenix 3Remove Buy NowPolarM400Remove Buy NowDieselOn Full Guard 2.5Remove Buy NowFitbitInspire HRRemove Buy NowGarminVenuRemove Buy Now

Basic Info

Suggested Price$500$200$325$99$299
Release20152014201820192019

Activity & Fitness

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

Battery

Duration50 hours to 6 weeks8 hours to 30 days4 days5 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution218 x 218n/a454x454139 x 60390 x 390
Size1.2 inchesn/a1.39 inches1.4 inches1.2 inches
Touch
TypeChroma LEDn/aOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATM3 ATM3 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OSFitbit OSWear OS
Apps
Music

All Wearables