Fitbit Charge 2 vs. Fitbit Flex 2 vs. Michael Kors Grayson vs. Polar Loop vs. Michael Kors Grayson vs. Huawei Band 2

 
Charge 2
Flex 2
Grayson
Loop
Grayson
Band 2
 FitbitCharge 2Remove Buy NowFitbitFlex 2Remove Buy NowMichael KorsGraysonRemove Buy NowPolarLoopRemove Buy NowMichael KorsGraysonRemove Buy NowHuaweiBand 2Remove Buy Now

Basic Info

Suggested Price$150$100$350$100$350$69.99
Release201620162018201320182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days24 hours5 days24 hours21 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a453 x 454NA453x454128 x 32
Sizen/an/a1.39 inchesNA1.39 inches0.91 inches
Touchn/an/a
TypeOLEDLEDAMOLEDLEDAMOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM1 ATM2 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid WearNAAndroid Wear
Apps
Music

All Wearables