Fitbit Flex 2 vs. Microsoft Band 2 vs. Pebble Core vs. Polar Loop vs. Apple Watch Series 4

 
Flex 2
Band 2
Core
Loop
Watch Series 4
 FitbitFlex 2Remove Buy NowMicrosoftBand 2Remove Buy NowPebbleCoreRemove Buy NowPolarLoopRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$100$250$99$100$329
Release20162015201620132018

Activity & Fitness

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

Battery

Duration5 days48 hours (without GPS)NA5 daysNot Yet
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANA
Macn/aNANA
Windowsn/aNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 128NANA384 x 480
Sizen/a1.36 inchesNANA1.78 inches
Touchn/aNA
TypeLEDCapacitative TFTNALEDMicroLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX7NA2 ATMNot Yet

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/an/aNANAWatch OS 5
Apps
Music

All Wearables