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

 
Alta
Band 2
Bip
Access Sofie
Flex
 FitbitAltaRemove Buy NowMicrosoftBand 2Remove Buy NowAmazfitBipRemove Buy NowMichael KorsAccess SofieRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$130$250$99.99$395$100
Release20162015201820172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours (without GPS)30 days1 day5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 128176 x 176390 x 390 1.19 inchesNA
Sizen/a1.36 inches1.28 inchesNA
Touchn/aAMOLDEDNA
TypeOLEDCapacitative TFTNALED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIPX7IP681 ATM1 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aAndroid Wear 2.0NA
Apps
Music

All Wearables