Polar Loop 2 vs. Garmin Chronos vs. Fitbit Alta HR vs. Polar A370 vs. Michael Kors Access Runway

 
Loop 2
Chronos
Alta HR
A370
Access Runway
 PolarLoop 2Remove Buy NowGarminChronosRemove Buy NowFitbitAlta HRRemove Buy NowPolarA370Remove Buy NowMichael KorsAccess RunwayRemove Buy Now

Basic Info

Suggested Price$120$1500$150$179.95$350
Release20152018201720172018

Activity & Fitness

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

Battery

Duration8 days (without notifications)8 days7 daysUp to 3 days1 day
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a218 x 218128 x 36160 x 80390 x 390
Sizen/a1.2 inches1.4 inches1.18 inches1.19 inches
Touch
TypeLEDMIPOLEDTFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM10 ATMWR303 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSWear OS
Apps
Music

All Wearables