Polar M400 vs. Polar A360 vs. Polar M430 vs. Polar A370 vs. Apple Watch 8

 
M400
A360
M430
A370
Watch 8
 PolarM400Remove Buy NowPolarA360Remove Buy NowPolarM430Remove Buy NowPolarA370Remove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$200$200$255$179.95$499
Release20142015201720172022

Activity & Fitness

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

Battery

Duration8 hours to 30 days12 days30 hoursUp to 3 days18 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 80128x128160 x 80340 x 272 or 390 x 312
Sizen/a1.18 inches1.4 inch1.18 inches1.5 inches or 1.65 inches
Touch
Typen/an/aLCDTFT LCDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMWR30WR30WR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWatchOS 9
Apps
Music

All Wearables