Polar M400 vs. Amazfit Arc vs. Michael Kors Grayson vs. Jawbone UP24 vs. Michael Kors Grayson vs. Mobvoi TicWatch S2

 
M400
Arc
Grayson
UP24
Grayson
TicWatch S2
 PolarM400Remove Buy NowAmazfitArcRemove Buy NowMichael KorsGraysonRemove Buy NowJawboneUP24Remove Buy NowMichael KorsGraysonRemove Buy NowMobvoiTicWatch S2Remove Buy Now

Basic Info

Suggested Price$200$69.99$350$130$350$180
Release201420162018201320182019

Activity & Fitness

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

Battery

Duration8 hours to 30 days20 days24 hours14 days24 hours2 DAYS
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a72 x40453 x 454NA453x454400 x 400
Sizen/a0.42 inches1.39 inchesNA1.39 inches1.39 inches
TouchNA
Typen/aOLEDAMOLEDNAAMOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP671 ATMSplash Resistant1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearNAAndroid WearWear OS
Apps
Music

All Wearables