Fitbit Alta vs. Casio G-Shock GBA800 vs. Fitbit Flex vs. Amazfit GTS

 
Alta
G-Shock GBA800
Flex
GTS
 FitbitAltaRemove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitFlexRemove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$130$120$100$150
Release2016201820132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days2 years5 days14 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/aNA348 x 442
Sizen/aNA1.65 inches
Touchn/aNA
TypeOLEDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aNAWear OS
Apps
Music

All Wearables