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

 
Alta
Zip
Band 2
Access Sofie
Flex
 FitbitAltaRemove Buy NowFitbitZipRemove Buy NowMicrosoftBand 2Remove Buy NowMichael KorsAccess SofieRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$130$60$250$395$100
Release20162012201520172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days6 months48 hours (without GPS)1 day5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a320 x 128390 x 390 1.19 inchesNA
Sizen/an/a1.36 inchesNA
Touchn/aAMOLDEDNA
TypeOLEDn/aCapacitative TFTLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aSplash ResistantIPX71 ATM1 ATM

Notifications

Phone
Emailsn/a
Texts

Software

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

All Wearables