Fitbit Flex 2 vs. Fitbit One vs. Pebble Core vs. Polar Loop vs. Apple Watch 8

 
Flex 2
One
Core
Loop
Watch 8
 FitbitFlex 2Remove Buy NowFitbitOneRemove Buy NowPebbleCoreRemove Buy NowPolarLoopRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$100$100$99$100$499
Release20162012201620132022

Activity & Fitness

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

Battery

Duration5 days10-14 daysNA5 days18 hrs
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/an/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/aNANA340 x 272 or 390 x 312
Sizen/an/aNANA1.5 inches or 1.65 inches
Touchn/aNA
TypeLEDOLEDNALEDAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplast ResistantNA2 ATM5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/an/aNANAWatchOS 9
Apps
Music

All Wearables