Fitbit Surge vs. Polar Loop 2 vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Huawei Band 3 Pro vs. Garmin Vivosmart 4

 
Surge
Loop 2
Grayson
Grayson
Band 3 Pro
Vivosmart 4
 FitbitSurgeRemove Buy NowPolarLoop 2Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowHuaweiBand 3 ProRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$250$120$350$350$70$130
Release201620152018201820182018

Activity & Fitness

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

Battery

Duration7 days8 days (without notifications)24 hours24 hours12 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a453 x 454453x454454 x 45448 x 128
Size1.26 inchesn/a1.39 inches1.39 inches1.39 inches0.74 inches
Touch
TypeMonochrome LCDLEDAMOLEDAMOLEDAMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATM1 ATM1 ATMIP685 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid WearAndroid WearAMAZFIT OS
Apps
Music

All Wearables