Garmin Fenix 3 vs. Polar M400 vs. Garmin Fenix 5X vs. Garmin Vivosmart 3 vs. Diesel On Full Guard 2.5

 
Fenix 3
M400
Fenix 5X
Vivosmart 3
On Full Guard 2.5
 GarminFenix 3Remove Buy NowPolarM400Remove Buy NowGarminFenix 5XRemove Buy NowGarminVivosmart 3Remove Buy NowDieselOn Full Guard 2.5Remove Buy Now

Basic Info

Suggested Price$500$200$699$139.99$325
Release20152014201720172018

Activity & Fitness

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

Battery

Duration50 hours to 6 weeks8 hours to 30 daysUp to 12 days5 days4 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/a240 x24064 x 128454x454
Size1.2 inchesn/a1.2 inchesNA1.39 inches
Touch
TypeChroma LEDn/aNAOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATM3 ATM10 ATM5 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OS
Apps
Music

Wearables by Diesel

Diesel On Full Guard

All Wearables