Polar M600 vs. Withings Steel HR vs. Sony SmartBand Talk vs. Xiaomi Mi Band 4

 
M600
Steel HR
SmartBand Talk
Mi Band 4
 PolarM600Remove Buy NowWithingsSteel HRRemove Buy NowSonySmartBand TalkRemove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$330$180$170$25
Release2016201620142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days25 days3 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/a296 x 128120x240
Size1.3 inchesn/a1.4 inches0.95 inches
Touchn/a
TypeTFTn/aE InkAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATMIP685 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aAndroid WearAMAZFIT OS
Apps
Music

All Wearables