Moov Now vs. Fitbit Versa vs. Polar A370 vs. Xiaomi Mi Band 4

 
Now
Versa
A370
Mi Band 4
 MoovNowRemove Buy NowFitbitVersaRemove Buy NowPolarA370Remove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$79$199.99$179.95$25
Release2015201820172019

Activity & Fitness

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

Battery

Duration6 months4 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/a300 x300160 x 80120x240
Sizen/a1.34 inches1.18 inches0.95 inches
Touchn/a
Typen/aOLEDTFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistancen/a5 ATMWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAMAZFIT OS
Apps
Music

All Wearables