Fitbit Alta vs. Casio G-Shock GBA800 vs. Fitbit Charge vs. Diesel On Full Guard 2.5 vs. Amazfit GTR

 
Alta
G-Shock GBA800
Charge
On Full Guard 2.5
GTR
 FitbitAltaRemove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitChargeRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$130$120$130$325$199
Release20162018201420182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days2 years7-10 days4 days24 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/aNA454x454454 x 454
Sizen/aNA1.39 inches1.39 inches
Touchn/aNA
TypeOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a20 ATM1 ATM3 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aNAWear OSBuild-in
Apps
Music

All Wearables