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

 
2
Grayson
Charge
Loop
Access Sofie HR
Grayson
 Pebble2Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitChargeRemove Buy NowPolarLoopRemove Buy NowMichael KorsAccess Sofie HRRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$129$350$130$100$395$350
Release201620182014201320192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days24 hours7-10 days5 days2 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a453 x 454NANA390 x 390453x454
Sizen/a1.39 inchesNANA1.19 inches1.39 inches
TouchNA
Typee-paperAMOLEDOLEDLEDOMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM1 ATM1 ATM2 ATM0.3 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSAndroid WearNANAWear OSAndroid Wear
Apps
Music

All Wearables