Withings Steel HR vs. Garmin Forerunner 935 vs. Fitbit Alta HR vs. Polar A370 vs. Xiaomi Mi Band 4

 
Steel HR
Forerunner 935
Alta HR
A370
Mi Band 4
 WithingsSteel HRRemove Buy NowGarminForerunner 935Remove Buy NowFitbitAlta HRRemove Buy NowPolarA370Remove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$180$500$150$179.95$25
Release20162017201720172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration25 daysUp to 2 weeks7 daysUp to 3 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240128 x 36160 x 80120x240
Sizen/a1.2 inches1.4 inches1.18 inches0.95 inches
Touch
Typen/aLCDOLEDTFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAMAZFIT OS
Apps
Music

All Wearables