Polar Loop 2 vs. Garmin 645 Music vs. Skagen Falster vs. Fitbit Flex vs. Apple Watch Series 4

 
Loop 2
645 Music
Falster
Flex
Watch Series 4
 PolarLoop 2Remove Buy NowGarmin645 MusicRemove Buy NowSkagenFalsterRemove Buy NowFitbitFlexRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$120$450$275$100$329
Release20152018201820132018

Activity & Fitness

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

Battery

Duration8 days (without notifications)7 days24 hours5 daysNot Yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240NA384 x 480
Sizen/a1.2 inchesNA1.78 inches
TouchNA
TypeLEDMIPOLEDLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATM1 ATM1 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANAWatch OS 5
Apps
Music

All Wearables