Polar V800 vs. Polar A360 vs. Garmin Forerunner 235 vs. Fitbit Flex vs. Xiaomi Mi Band 4

 
V800
A360
Forerunner 235
Flex
Mi Band 4
 PolarV800Remove Buy NowPolarA360Remove Buy NowGarminForerunner 235Remove Buy NowFitbitFlexRemove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$470$200$299.99$100$25
Release20142015201720132019

Activity & Fitness

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

Battery

Duration13 hours to 30 days12 days9 days5 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 80215 x 180NA120x240
Sizen/a1.18 inches1.23 inchesNA0.95 inches
TouchNA
Typen/an/aMIPLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMWR305 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNAAMAZFIT OS
Apps
Music

All Wearables