Fitbit Flex 2 vs. Polar A360 vs. Xiaomi Mi Band 2 vs. Garmin Chronos vs. Garmin VivoActive 4

 
Flex 2
A360
Mi Band 2
Chronos
VivoActive 4
 FitbitFlex 2Remove Buy NowPolarA360Remove Buy NowXiaomiMi Band 2Remove Buy NowGarminChronosRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$100$200$23$1500$349
Release20162015201620182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Stepsn/a
Swim

Battery

Duration5 days12 days20 hours8 days8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a160 x 80n/a218 x 218260 x 260
Sizen/a1.18 inches0.42 inches1.2 inches1.3ionches
Touchn/a
TypeLEDn/aOLEDMIPMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMWR30IP6710 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aWear OSWear OS
Apps
Music

All Wearables