Pebble Classic vs. Casio G-Shock GBA800 vs. Michael Kors Access Sofie vs. Fitbit Flex vs. Apple Watch Series 4

 
Classic
G-Shock GBA800
Access Sofie
Flex
Watch Series 4
 PebbleClassicRemove Buy NowCasioG-Shock GBA800Remove Buy NowMichael KorsAccess SofieRemove Buy NowFitbitFlexRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$99$120$395$100$329
Release20132018201720132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5-7 days2 years1 day5 daysNot Yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144390 x 390 1.19 inchesNA384 x 480
Size1.26 inchesNA1.78 inches
TouchAMOLDEDNA
Typee-paperLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM20 ATM1 ATM1 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSAndroid Wear 2.0NAWatch OS 5
Apps
Music

All Wearables