Samsung Gear S3 vs. Apple Watch vs. Casio WSD-F20A vs. Fitbit Alta HR vs. Xiaomi Mi Band 4

 
Gear S3
Watch
WSD-F20A
Alta HR
Mi Band 4
 SamsungGear S3Remove Buy NowAppleWatchRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitAlta HRRemove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$350$349$399$150$25
Release20162015201820172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleepn/a
Steps
Swim

Battery

Duration4 days18 hours1 day7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellularn/a
GPS
NFCn/a
Wi-Fi

Display

Color
Resolution360 x 360340 x 272 or 390 x 312320 x 320128 x 36120x240
Size1.3 inches1.5 inches or 1.65 inches1.32 inches1.4 inches0.95 inches
Touch
TypeFullcolor AODAMOLEDLCDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68IPX75 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenWatch OSWear OSAMAZFIT OS
Apps
Music

All Wearables