Fitbit Alta vs. Fitbit Charge 2 vs. Huawei Talkband B2 vs. Fitbit Charge 3 vs. Michael Kors Access Sofie HR

 
Alta
Charge 2
Talkband B2
Charge 3
Access Sofie HR
 FitbitAltaRemove Buy NowFitbitCharge 2Remove Buy NowHuaweiTalkband B2Remove Buy NowFitbitCharge 3Remove Buy NowMichael KorsAccess Sofie HRRemove Buy Now

Basic Info

Suggested Price$130$150$180$150$395
Release20162016201520182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days3 days7 days2 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolutionn/an/a128 x 8866 x 18390 x 390
Sizen/an/a0.73 inches.721 inches1.19 inches
Touchn/an/a
TypeOLEDOLEDPMOLEDOLEDOMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/an/aIP575 ATM0.3 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/an/aNAWear OS
Apps
Music

All Wearables