Polar M400 vs. Michael Kors Grayson vs. Garmin Instinct vs. Michael Kors Grayson vs. Mobvoi TicWatch C2 vs. Fitbit Inspire HR

 
M400
Grayson
Instinct
Grayson
TicWatch C2
Inspire HR
 PolarM400Remove Buy NowMichael KorsGraysonRemove Buy NowGarminInstinctRemove Buy NowMichael KorsGraysonRemove Buy NowMobvoiTicWatch C2Remove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$200$350$300$350$200$99
Release201420182018201820182019

Activity & Fitness

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

Battery

Duration8 hours to 30 days24 hours14 days24 hours2 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a453 x 454128 x 128453x454360 x 360139 x 60
Sizen/a1.39 inches0.9 inches1.39 inches1.3 inches1.4 inches
Touch
Typen/aAMOLEDOMOLEDAMOLEDAMOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM1 ATM10 ATM1 ATMIP685 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearAndroid WearWear OSFitbit OS
Apps
Music

All Wearables