Fitbit Flex 2 vs. Amazfit Bip vs. Casio G-Shock GBA800 vs. Fitbit Alta HR vs. Fitbit Charge

 
Flex 2
Bip
G-Shock GBA800
Alta HR
Charge
 FitbitFlex 2Remove Buy NowAmazfitBipRemove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitAlta HRRemove Buy NowFitbitChargeRemove Buy Now

Basic Info

Suggested Price$100$99.99$120$150$130
Release20162018201820172014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days30 days2 years7 days7-10 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a176 x 176128 x 36NA
Sizen/a1.28 inches1.4 inchesNA
Touchn/aNA
TypeLEDNAOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP6820 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNA
Apps
Music

All Wearables