Fitbit Alta vs. Amazfit Arc vs. Michael Kors Access Sofie vs. Michael Kors Grayson vs. Fitbit Alta HR vs. Michael Kors Grayson

 
Alta
Arc
Access Sofie
Grayson
Alta HR
Grayson
 FitbitAltaRemove Buy NowAmazfitArcRemove Buy NowMichael KorsAccess SofieRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitAlta HRRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$130$69.99$395$350$150$350
Release201620162017201820172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days20 days1 day24 hours7 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a72 x40390 x 390 1.19 inches453 x 454128 x 36453x454
Sizen/a0.42 inches1.39 inches1.4 inches1.39 inches
Touchn/aAMOLDED
TypeOLEDOLEDAMOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIP671 ATM1 ATM1 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aAndroid Wear 2.0Android WearAndroid Wear
Apps
Music

All Wearables