Fitbit Blaze vs. Samsung Gear S2 vs. Casio WSD-F20A vs. Fitbit Flex vs. Xiaomi Mi Band 4

 
Blaze
Gear S2
WSD-F20A
Flex
Mi Band 4
 FitbitBlazeRemove Buy NowSamsungGear S2Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$200$300$399$100$25
Release20162015201820132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 Days2-3 days1 day5 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhonePartialn/aNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolutionn/a360 x 360320 x 320NA120x240
Sizen/a1.2 inches1.32 inchesNA0.95 inches
TouchNA
TypeLCDSuper AMOLEDLCDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIP685 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizenWear OSNAAMAZFIT OS
Apps
Music

All Wearables