Apple Watch Series 3 vs. Fitbit Flex 2 vs. Polar Loop 2 vs. Fitbit Ionic vs. Pebble Core

 
Watch Series 3
Flex 2
Loop 2
Ionic
Core
 AppleWatch Series 3Remove Buy NowFitbitFlex 2Remove Buy NowPolarLoop 2Remove Buy NowFitbitIonicRemove Buy NowPebbleCoreRemove Buy Now

Basic Info

Suggested Price$329$100$120$299$99
Release20172016201520172016

Activity & Fitness

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

Battery

Duration18 hours5 days8 days (without notifications)4+ daysNA
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/an/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution340 x 272 or 390 x 312n/an/a348x250NA
Size1.5 inches or 1.65 inchesn/an/a1.42NA
Touchn/aNA
TypeAMOLEDLEDLEDOLEDNA

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM2 ATM50mNA

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemWatchOS 4n/an/aFitbit OSNA
Apps
Music

All Wearables