Fitbit One vs. Michael Kors Grayson vs. Fitbit Charge 3 vs. Fitbit Charge HR vs. Michael Kors Grayson vs. Mobvoi TicWatch S2

 
One
Grayson
Charge 3
Charge HR
Grayson
TicWatch S2
 FitbitOneRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge 3Remove Buy NowFitbitCharge HRRemove Buy NowMichael KorsGraysonRemove Buy NowMobvoiTicWatch S2Remove Buy Now

Basic Info

Suggested Price$100$350$150$150$350$180
Release201220182018201520182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days24 hours7 days5 days24 hours2 DAYS
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolutionn/a453 x 45466 x 18NA453x454400 x 400
Sizen/a1.39 inches.721 inchesNA1.39 inches1.39 inches
TouchNA
TypeOLEDAMOLEDOLEDOLEDAMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant1 ATM5 ATM1 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearNANAAndroid WearWear OS
Apps
Music

All Wearables