Samsung Gear S vs. Apple Watch vs. Fitbit Alta HR vs. Garmin Vivofit 4 vs. Xiaomi Mi Band 4

 
Gear S
Watch
Alta HR
Vivofit 4
Mi Band 4
 SamsungGear SRemove Buy NowAppleWatchRemove Buy NowFitbitAlta HRRemove Buy NowGarminVivofit 4Remove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$250$349$150$79.95$25
Release20132015201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a18 hours7 days1 year20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution480 x 360340 x 272 or 390 x 312128 x 3688 x 88120x240
Size2 inches1.5 inches or 1.65 inches1.4 inchesNA0.95 inches
Touch
TypeSuper AMOLEDAMOLEDOLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IPX75 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenWatch OSAMAZFIT OS
Apps
Music

All Wearables