Fitbit Charge 2 vs. Casio WSD-F20A vs. Fitbit Flex vs. Huawei Band 2 vs. Garmin Vivosmart 4

 
Charge 2
WSD-F20A
Flex
Band 2
Vivosmart 4
 FitbitCharge 2Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy NowHuaweiBand 2Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$150$399$100$69.99$130
Release20162018201320172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 day5 days21 days7 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320NA128 x 3248 x 128
Sizen/a1.32 inchesNA0.91 inches0.74 inches
Touchn/aNA
TypeOLEDLCDLEDPMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSNA
Apps
Music

All Wearables