Polar M600 vs. Misfit Ray vs. Garmin Vivosmart HR Plus vs. Xiaomi Mi Band 4

 
M600
Ray
Vivosmart HR Plus
Mi Band 4
 PolarM600Remove Buy NowMisfitRayRemove Buy NowGarminVivosmart HR PlusRemove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$330$100$179$25
Release2016201620172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days6 months5 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/a160 x 68120x240
Size1.3 inchesn/a0.5 inches x 0.8 inches0.95 inches
Touchn/an/a
TypeTFTLEDLCDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aNAAMAZFIT OS
Apps
Music

All Wearables