Fitbit Alta vs. Fitbit Charge 2 vs. Michael Kors Access Sofie vs. Michael Kors Grayson vs. Michael Kors Access Runway vs. Michael Kors Grayson

 
Alta
Charge 2
Access Sofie
Grayson
Access Runway
Grayson
 FitbitAltaRemove Buy NowFitbitCharge 2Remove Buy NowMichael KorsAccess SofieRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsAccess RunwayRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$130$150$395$350$350$350
Release201620162017201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days1 day24 hours1 day24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a390 x 390 1.19 inches453 x 454390 x 390453x454
Sizen/an/a1.39 inches1.19 inches1.39 inches
Touchn/an/aAMOLDED
TypeOLEDOLEDAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/an/a1 ATM1 ATM3 ATM1 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aAndroid Wear 2.0Android WearWear OSAndroid Wear
Apps
Music

All Wearables