Fitbit Alta vs. Casio G-Shock GBA800 vs. Fitbit Flex vs. Fitbit Versa 2 vs. Xiaomi Mi Band 4

 
Alta
G-Shock GBA800
Flex
Versa 2
Mi Band 4
 FitbitAltaRemove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitFlexRemove Buy NowFitbitVersa 2Remove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$130$120$100$199$25
Release20162018201320192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days2 years5 days5 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/aNA300 x 300120x240
Sizen/aNA1.34 inches0.95 inches
Touchn/aNA
TypeOLEDLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a20 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aNABuild-inAMAZFIT OS
Apps
Music

All Wearables