Fitbit Flex 2 vs. Huawei Talkband B2 vs. Fitbit Flex vs. Garmin Vivofit 4 vs. Fitbit Inspire HR

 
Flex 2
Talkband B2
Flex
Vivofit 4
Inspire HR
 FitbitFlex 2Remove Buy NowHuaweiTalkband B2Remove Buy NowFitbitFlexRemove Buy NowGarminVivofit 4Remove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$100$180$100$79.95$99
Release20162015201320182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days3 days5 days1 year5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a128 x 88NA88 x 88139 x 60
Sizen/a0.73 inchesNANA1.4 inches
Touchn/aNA
TypeLEDPMOLEDLEDNAOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP571 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNAFitbit OS
Apps
Music

All Wearables