Fitbit Zip vs. Casio G-Shock GBA800 vs. Fitbit Flex vs. Garmin Forerunner 45 vs. Amazfit GTR

 
Zip
G-Shock GBA800
Flex
Forerunner 45
GTR
 FitbitZipRemove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitFlexRemove Buy NowGarminForerunner 45Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$60$120$100$199$199
Release20122018201320192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration6 months2 years5 days7 days24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/aNA208 x 208454 x 454
Sizen/aNA1.04 inches1.39 inches
TouchNA
Typen/aLEDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplash Resistant20 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNABuilt-inBuild-in
Apps
Music

All Wearables