Polar M400 vs. Withings Steel HR vs. Fitbit Zip vs. Fossil Q Reveler vs. Michael Kors Access Sofie HR

 
M400
Steel HR
Zip
Q Reveler
Access Sofie HR
 PolarM400Remove Buy NowWithingsSteel HRRemove Buy NowFitbitZipRemove Buy NowFossilQ RevelerRemove Buy NowMichael KorsAccess Sofie HRRemove Buy Now

Basic Info

Suggested Price$200$180$60$125$395
Release20142016201220152019

Activity & Fitness

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

Battery

Duration8 hours to 30 days25 days6 months7 days2 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/an/a390 x 390
Sizen/an/an/an/a1.19 inches
Touchn/a
Typen/an/an/an/aOMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATMSplash ResistantIP670.3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/an/aWear OS
Apps
Music

All Wearables