Fitbit Flex 2 vs. Xiaomi Mi Band 2 vs. Samsung Galaxy Watch vs. Xiaomi Mi Band 4

 
Flex 2
Mi Band 2
Galaxy Watch
Mi Band 4
 FitbitFlex 2Remove Buy NowXiaomiMi Band 2Remove Buy NowSamsungGalaxy WatchRemove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$100$23$330$25
Release2016201620182019

Activity & Fitness

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

Battery

Duration5 days20 hours7 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a360 x 360120x240
Sizen/a0.42 inches1.2 inches or 1.3 inches0.95 inches
Touchn/a
TypeLEDOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aTizen OSAMAZFIT OS
Apps
MusicSpotify

All Wearables