Polar M400 vs. Fitbit Ionic vs. Apple Watch vs. Garmin Chronos vs. Diesel On Full Guard 2.5

 
M400
Ionic
Watch
Chronos
On Full Guard 2.5
 PolarM400Remove Buy NowFitbitIonicRemove Buy NowAppleWatchRemove Buy NowGarminChronosRemove Buy NowDieselOn Full Guard 2.5Remove Buy Now

Basic Info

Suggested Price$200$299$349$1500$325
Release20142017201520182018

Activity & Fitness

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

Battery

Duration8 hours to 30 days4+ days18 hours8 days4 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a348x250340 x 272 or 390 x 312218 x 218454x454
Sizen/a1.421.5 inches or 1.65 inches1.2 inches1.39 inches
Touch
Typen/aOLEDAMOLEDMIP

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM50mIPX710 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSWatch OSWear OSWear OS
Apps
Music

Wearables by Diesel

Diesel On Full Guard

All Wearables