Polar M400 vs. Fitbit Ionic vs. Garmin 645 Music vs. Garmin Chronos vs. Mobvoi TicWatch C2

 
M400
Ionic
645 Music
Chronos
TicWatch C2
 PolarM400Remove Buy NowFitbitIonicRemove Buy NowGarmin645 MusicRemove Buy NowGarminChronosRemove Buy NowMobvoiTicWatch C2Remove Buy Now

Basic Info

Suggested Price$200$299$450$1500$200
Release20142017201820182018

Activity & Fitness

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

Battery

Duration8 hours to 30 days4+ days7 days8 days2 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a348x250240 x 240218 x 218360 x 360
Sizen/a1.421.2 inches1.2 inches1.3 inches
Touch
Typen/aOLEDMIPMIPAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM50m5 ATM10 ATMIP68

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSWear OSWear OS
Apps
Music

All Wearables