Fitbit Alta vs. Huawei Talkband B2 vs. Garmin 645 Music vs. Michael Kors Access Sofie vs. Garmin Vivofit 4

 
Alta
Talkband B2
645 Music
Access Sofie
Vivofit 4
 FitbitAltaRemove Buy NowHuaweiTalkband B2Remove Buy NowGarmin645 MusicRemove Buy NowMichael KorsAccess SofieRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$130$180$450$395$79.95
Release20162015201820172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days3 days7 days1 day1 year
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 88240 x 240390 x 390 1.19 inches88 x 88
Sizen/a0.73 inches1.2 inchesNA
Touchn/aAMOLDED
TypeOLEDPMOLEDMIPNA

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIP575 ATM1 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aAndroid Wear 2.0
Apps
Music

All Wearables