Fitbit Charge 2 vs. Michael Kors Grayson vs. Fitbit Charge vs. Polar Loop vs. Michael Kors Access Sofie HR vs. Michael Kors Grayson

 
Charge 2
Grayson
Charge
Loop
Access Sofie HR
Grayson
 FitbitCharge 2Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitChargeRemove Buy NowPolarLoopRemove Buy NowMichael KorsAccess Sofie HRRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$150$350$130$100$395$350
Release201620182014201320192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days24 hours7-10 days5 days2 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a453 x 454NANA390 x 390453x454
Sizen/a1.39 inchesNANA1.19 inches1.39 inches
Touchn/aNA
TypeOLEDAMOLEDOLEDLEDOMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a1 ATM1 ATM2 ATM0.3 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearNANAWear OSAndroid Wear
Apps
Music

All Wearables