Fitbit One vs. Polar Loop 2 vs. Michael Kors Grayson vs. Apple Watch Series 4 vs. Michael Kors Grayson vs. Huawei Band 2

 
One
Loop 2
Grayson
Watch Series 4
Grayson
Band 2
 FitbitOneRemove Buy NowPolarLoop 2Remove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch Series 4Remove Buy NowMichael KorsGraysonRemove Buy NowHuaweiBand 2Remove Buy Now

Basic Info

Suggested Price$100$120$350$329$350$69.99
Release201220152018201820182017

Activity & Fitness

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

Battery

Duration10-14 days8 days (without notifications)24 hoursNot Yet24 hours21 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 454384 x 480453x454128 x 32
Sizen/an/a1.39 inches1.78 inches1.39 inches0.91 inches
Touch
TypeOLEDLEDAMOLEDMicroLEDAMOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant2 ATM1 ATMNot Yet1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid WearWatch OS 5Android Wear
Apps
Music

All Wearables