Apple Watch Series 3 vs. Fitbit Flex 2 vs. Casio G-Shock GBA800 vs. Pebble Core vs. Polar Loop

 
Watch Series 3
Flex 2
G-Shock GBA800
Core
Loop
 AppleWatch Series 3Remove Buy NowFitbitFlex 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowPebbleCoreRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$329$100$120$99$100
Release20172016201820162013

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration18 hours5 days2 yearsNA5 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution340 x 272 or 390 x 312n/aNANA
Size1.5 inches or 1.65 inchesn/aNANA
Touchn/aNA
TypeAMOLEDLEDNALED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM20 ATMNA2 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemWatchOS 4n/aNANA
Apps
Music

All Wearables