Fitbit Flex 2 vs. Polar Loop 2 vs. Casio G-Shock GBA800 vs. Apple Watch 8

 
Flex 2
Loop 2
G-Shock GBA800
Watch 8
 FitbitFlex 2Remove Buy NowPolarLoop 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$100$120$120$499
Release2016201520182022

Activity & Fitness

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

Battery

Duration5 days8 days (without notifications)2 years18 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a340 x 272 or 390 x 312
Sizen/an/a1.5 inches or 1.65 inches
Touchn/a
TypeLEDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATM20 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWatchOS 9
Apps
Music

All Wearables