Fitbit Alta vs. Microsoft Band 2 vs. Asus ZenWatch vs. Michael Kors Access Sofie vs. Fitbit Flex

 
Alta
Band 2
ZenWatch
Access Sofie
Flex
 FitbitAltaRemove Buy NowMicrosoftBand 2Remove Buy NowAsusZenWatchRemove Buy NowMichael KorsAccess SofieRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$130$250$150$395$100
Release20162015201420172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours (without GPS)NA1 day5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 128320 x 320390 x 390 1.19 inchesNA
Sizen/a1.36 inches1.63 inchesNA
Touchn/aAMOLDEDNA
TypeOLEDCapacitative TFTAMOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIPX7IP551 ATM1 ATM

Notifications

Phone
Emailsn/aNA
TextsNA

Software

Operating Systemn/an/aAndroid WearAndroid Wear 2.0NA
Apps
Music

All Wearables