Fitbit Flex 2 vs. Huawei Talkband B2 vs. Garmin Vivofit 4 vs. Jawbone UP4 vs. Michael Kors Access Sofie HR

 
Flex 2
Talkband B2
Vivofit 4
UP4
Access Sofie HR
 FitbitFlex 2Remove Buy NowHuaweiTalkband B2Remove Buy NowGarminVivofit 4Remove Buy NowJawboneUP4Remove Buy NowMichael KorsAccess Sofie HRRemove Buy Now

Basic Info

Suggested Price$100$180$79.95$200$395
Release20162015201820152019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days3 days1 yearNA2 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a128 x 8888 x 88NA390 x 390
Sizen/a0.73 inchesNANA1.19 inches
Touchn/aNA
TypeLEDPMOLEDNANAOMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP575 ATMNA0.3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNAWear OS
Apps
MusicNA

All Wearables