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

 
Flex 2
Watch Series 2
Core
Loop
Versa 2
 FitbitFlex 2Remove Buy NowAppleWatch Series 2Remove Buy NowPebbleCoreRemove Buy NowPolarLoopRemove Buy NowFitbitVersa 2Remove Buy Now

Basic Info

Suggested Price$100$269$99$100$199
Release20162016201620132019

Activity & Fitness

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

Battery

Duration5 days18 hoursNA5 days5 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a340 x 272 or 390 x 312NANA300 x 300
Sizen/a1.5 inches or 1.65 inchesNANA1.34 inches
Touchn/aNA
TypeLEDAMOLEDNALEDAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5ATMNA2 ATM5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aWatch OSNANABuild-in
Apps
Music

All Wearables