Fitbit Alta vs. Microsoft Band 2 vs. Michael Kors Access Sofie vs. Fitbit Charge HR vs. Michael Kors Access Sofie HR

 
Alta
Band 2
Access Sofie
Charge HR
Access Sofie HR
 FitbitAltaRemove Buy NowMicrosoftBand 2Remove Buy NowMichael KorsAccess SofieRemove Buy NowFitbitCharge HRRemove Buy NowMichael KorsAccess Sofie HRRemove Buy Now

Basic Info

Suggested Price$130$250$395$150$395
Release20162015201720152019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours (without GPS)1 day5 days2 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 128390 x 390 1.19 inchesNA390 x 390
Sizen/a1.36 inchesNA1.19 inches
Touchn/aAMOLDEDNA
TypeOLEDCapacitative TFTOLEDOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIPX71 ATM1 ATM0.3 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aAndroid Wear 2.0NAWear OS
Apps
Music

All Wearables