Polar M430 vs. Amazfit Arc vs. Michael Kors Grayson vs. Garmin Forerunner 45 vs. Michael Kors Grayson vs. Mobvoi TicWatch S2

 
M430
Arc
Grayson
Forerunner 45
Grayson
TicWatch S2
 PolarM430Remove Buy NowAmazfitArcRemove Buy NowMichael KorsGraysonRemove Buy NowGarminForerunner 45Remove Buy NowMichael KorsGraysonRemove Buy NowMobvoiTicWatch S2Remove Buy Now

Basic Info

Suggested Price$255$69.99$350$199$350$180
Release201720162018201920182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration30 hours20 days24 hours7 days24 hours2 DAYS
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128x12872 x40453 x 454208 x 208453x454400 x 400
Size1.4 inch0.42 inches1.39 inches1.04 inches1.39 inches1.39 inches
Touch
TypeLCDOLEDAMOLEDLCDAMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR30IP671 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearBuilt-inAndroid WearWear OS
Apps
Music

All Wearables