Fitbit Flex 2 vs. Moov Now vs. Polar M430 vs. Casio G-Shock GBA800 vs. Apple Watch Series 4

 
Flex 2
Now
M430
G-Shock GBA800
Watch Series 4
 FitbitFlex 2Remove Buy NowMoovNowRemove Buy NowPolarM430Remove Buy NowCasioG-Shock GBA800Remove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$100$79$255$120$329
Release20162015201720182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days6 months30 hours2 yearsNot Yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a128x128384 x 480
Sizen/an/a1.4 inch1.78 inches
Touchn/an/a
TypeLEDn/aLCDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance5 ATMn/aWR3020 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWatch OS 5
Apps
Music

All Wearables