Fitbit Flex 2 vs. Polar A360 vs. Amazfit Stratos vs. Casio G-Shock GBA800 vs. Michael Kors Access Sofie HR

 
Flex 2
A360
Stratos
G-Shock GBA800
Access Sofie HR
 FitbitFlex 2Remove Buy NowPolarA360Remove Buy NowAmazfitStratosRemove Buy NowCasioG-Shock GBA800Remove Buy NowMichael KorsAccess Sofie HRRemove Buy Now

Basic Info

Suggested Price$100$200$199$120$395
Release20162015201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days12 days5 days2 years2 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a160 x 80320 x 300390 x 390
Sizen/a1.18 inches1.34 inches1.19 inches
Touchn/a
TypeLEDn/aOLEDOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMWR305 ATM20 ATM0.3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aProprietaryWear OS
Apps
Music

All Wearables