Fitbit Flex 2 vs. Polar Loop 2 vs. Pebble Core vs. Michael Kors Access Runway vs. Apple Watch 7

 
Flex 2
Loop 2
Core
Access Runway
Watch 7
 FitbitFlex 2Remove Buy NowPolarLoop 2Remove Buy NowPebbleCoreRemove Buy NowMichael KorsAccess RunwayRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$100$120$99$350$429
Release20162015201620182021

Activity & Fitness

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

Battery

Duration5 days8 days (without notifications)NA1 day18 Hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/aNA390 x 390396 x 484
Sizen/an/aNA1.19 inches1.9 inches
Touchn/aNA
TypeLEDLEDNAAMOLEDMicroLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATMNA3 ATMwater resistant but not waterproof

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/an/aNAWear OSWatchOS 8
Apps
Music

All Wearables