Polar M400 vs. Garmin Fenix 5 vs. LG G Watch vs. Michael Kors Grayson vs. Xiaomi Mi Band 3 vs. Michael Kors Grayson

 
M400
Fenix 5
G Watch
Grayson
Mi Band 3
Grayson
 PolarM400Remove Buy NowGarminFenix 5Remove Buy NowLGG WatchRemove Buy NowMichael KorsGraysonRemove Buy NowXiaomiMi Band 3Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$200$599.99$230$350$44.95$350
Release201420172014201820182018

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 Weeks1.5 days24 hours20 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240280 x 280453 x 454128 x 80453x454
Sizen/a1.2 inches1.65 inches1.39 inches0.78 inches1.39 inches
Touch
Typen/anaIPS LCDAMOLEDOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM10 ATMIP671 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearAndroid WearAndroid Wear
Apps
Music

All Wearables