Samsung Gear S2 vs. Fitbit Flex 2 vs. Samsung Galaxy Watch vs. Xiaomi Mi Band 3

 
Gear S2
Flex 2
Galaxy Watch
Mi Band 3
 SamsungGear S2Remove Buy NowFitbitFlex 2Remove Buy NowSamsungGalaxy WatchRemove Buy NowXiaomiMi Band 3Remove Buy Now

Basic Info

Suggested Price$300$100$330$44.95
Release2015201620182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days5 days7 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/aNA
GPSn/a
NFC
Wi-Fi

Display

Colorn/a
Resolution360 x 360n/a360 x 360128 x 80
Size1.2 inchesn/a1.2 inches or 1.3 inches0.78 inches
Touchn/a
TypeSuper AMOLEDLEDAMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aTizen OS
Apps
MusicSpotify

All Wearables