Polar Loop 2 vs. Fitbit Flex vs. Jaybird Reign vs. Michael Kors Access Runway vs. Apple SE

 
Loop 2
Flex
Reign
Access Runway
SE
 PolarLoop 2Remove Buy NowFitbitFlexRemove Buy NowJaybirdReignRemove Buy NowMichael KorsAccess RunwayRemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$120$100$150$350$279
Release20152013201520182020

Activity & Fitness

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

Battery

Duration8 days (without notifications)5 days5 days1 day18 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/aNANA390 x 390384 x 480
Sizen/aNANA1.19 inches40mm
TouchNANA
TypeLEDLEDLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance2 ATM1 ATMNA3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANAWear OSWatchOS 5
Apps
Music

All Wearables