Polar M400 vs. Withings Steel HR vs. Fossil Q Reveler vs. Garmin Vivofit 3 vs. Amazfit Stratos

 
M400
Steel HR
Q Reveler
Vivofit 3
Stratos
 PolarM400Remove Buy NowWithingsSteel HRRemove Buy NowFossilQ RevelerRemove Buy NowGarminVivofit 3Remove Buy NowAmazfitStratosRemove Buy Now

Basic Info

Suggested Price$200$180$125$100$199
Release20142016201520162018

Activity & Fitness

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

Battery

Duration8 hours to 30 days25 days7 days1 year5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/a64 x 64320 x 300
Sizen/an/an/a0.55 inches1.34 inches
Touchn/a
Typen/an/an/an/aOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATMIP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/an/aProprietary
Apps
Music

All Wearables