Amazfit Cor vs. Casio G-Shock GBA800 vs. Fitbit Charge vs. Polar A370 vs. Michael Kors Access Sofie HR

 
Cor
G-Shock GBA800
Charge
A370
Access Sofie HR
 AmazfitCorRemove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitChargeRemove Buy NowPolarA370Remove Buy NowMichael KorsAccess Sofie HRRemove Buy Now

Basic Info

Suggested Price$79.99$120$130$179.95$395
Release20182018201420172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration12 days2 years7-10 daysUp to 3 days2 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution80 x 160NA160 x 80390 x 390
Size1.23 inchesNA1.18 inches1.19 inches
TouchNA
TypeIPS LCDOLEDTFT LCDOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM20 ATM1 ATMWR300.3 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemNAWear OS
Apps
Music

All Wearables