Polar Loop 2 vs. Fitbit Ionic vs. Fitbit Charge 3 vs. Polar A370 vs. Michael Kors Access Runway

 
Loop 2
Ionic
Charge 3
A370
Access Runway
 PolarLoop 2Remove Buy NowFitbitIonicRemove Buy NowFitbitCharge 3Remove Buy NowPolarA370Remove Buy NowMichael KorsAccess RunwayRemove Buy Now

Basic Info

Suggested Price$120$299$150$179.95$350
Release20152017201820172018

Activity & Fitness

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

Battery

Duration8 days (without notifications)4+ days7 daysUp to 3 days1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/aNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolutionn/a348x25066 x 18160 x 80390 x 390
Sizen/a1.42.721 inches1.18 inches1.19 inches
Touch
TypeLEDOLEDOLEDTFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM50m5 ATMWR303 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSNAWear OS
Apps
Music

All Wearables