Polar M400 vs. Sony SmartWatch 3 vs. Polar A360 vs. Michael Kors Grayson vs. Garmin Instinct vs. Michael Kors Grayson

 
M400
SmartWatch 3
A360
Grayson
Instinct
Grayson
 PolarM400Remove Buy NowSonySmartWatch 3Remove Buy NowPolarA360Remove Buy NowMichael KorsGraysonRemove Buy NowGarminInstinctRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$200$250$200$350$300$350
Release201420142015201820182018

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 days12 days24 hours14 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/an/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320160 x 80453 x 454128 x 128453x454
Sizen/a1.6 inches1.18 inches1.39 inches0.9 inches1.39 inches
Touch
Typen/aTFT LCDn/aAMOLEDOMOLEDAMOLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP68WR301 ATM10 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wearn/aAndroid WearAndroid Wear
Apps
Music

All Wearables