Garmin Forerunner 225 vs. Polar M400 vs. Samsung Gear Sport vs. Microsoft Band vs. Xiaomi Mi Band 4

 
Forerunner 225
M400
Gear Sport
Band
Mi Band 4
 GarminForerunner 225Remove Buy NowPolarM400Remove Buy NowSamsungGear SportRemove Buy NowMicrosoftBandRemove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$300$200$299.99$200$25
Release20152014201720142019

Activity & Fitness

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

Battery

Duration10 hours to 4 weeks8 hours to 30 days2 days2 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180n/a360 x 360320 x 106120x240
Size1 inchn/a1.2 inches1.37 inches0.95 inches
Touch
Typen/an/aSuper AMOLEDCapacitative TFTAMOLED

Functions

Audio Speaker22Alerts only
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM5 ATMIP675 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aTizen OSNAAMAZFIT OS
Appsn/a
Musicn/a

All Wearables