Fitbit Charge 2 vs. Fitbit One vs. Amazfit Cor vs. Casio G-Shock GBA800 vs. Polar A370

 
Charge 2
One
Cor
G-Shock GBA800
A370
 FitbitCharge 2Remove Buy NowFitbitOneRemove Buy NowAmazfitCorRemove Buy NowCasioG-Shock GBA800Remove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$150$100$79.99$120$179.95
Release20162012201820182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days10-14 days12 days2 yearsUp to 3 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a80 x 160160 x 80
Sizen/an/a1.23 inches1.18 inches
Touchn/a
TypeOLEDOLEDIPS LCDTFT LCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aSplast Resistant5 ATM20 ATMWR30

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/a
Apps
Music

All Wearables