Fitbit Charge 2 vs. Polar A360 vs. Michael Kors Grayson vs. Garmin Vivofit 4 vs. Garmin Instinct vs. Michael Kors Grayson

 
Charge 2
A360
Grayson
Vivofit 4
Instinct
Grayson
 FitbitCharge 2Remove Buy NowPolarA360Remove Buy NowMichael KorsGraysonRemove Buy NowGarminVivofit 4Remove Buy NowGarminInstinctRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$150$200$350$79.95$300$350
Release201620152018201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days12 days24 hours1 year14 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 80453 x 45488 x 88128 x 128453x454
Sizen/a1.18 inches1.39 inchesNA0.9 inches1.39 inches
Touchn/a
TypeOLEDn/aAMOLEDNAOMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aWR301 ATM5 ATM10 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid WearAndroid Wear
Apps
Music

All Wearables