Polar Loop 2 vs. Fitbit Flex vs. Microsoft Band vs. Polar Loop vs. Apple Watch Series 4

 
Loop 2
Flex
Band
Loop
Watch Series 4
 PolarLoop 2Remove Buy NowFitbitFlexRemove Buy NowMicrosoftBandRemove Buy NowPolarLoopRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$120$100$200$100$329
Release20152013201420132018

Activity & Fitness

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

Battery

Duration8 days (without notifications)5 days2 days5 daysNot Yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/aNA320 x 106NA384 x 480
Sizen/aNA1.37 inchesNA1.78 inches
TouchNA
TypeLEDLEDCapacitative TFTLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM1 ATMIP672 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANANAWatch OS 5
Apps
Music

All Wearables