Samsung Gear S vs. Samsung Gear S2 vs. Fitbit Alta vs. Asus VivoWatch vs. Fitbit Charge 3

 
Gear S
Gear S2
Alta
VivoWatch
Charge 3
 SamsungGear SRemove Buy NowSamsungGear S2Remove Buy NowFitbitAltaRemove Buy NowAsusVivoWatchRemove Buy NowFitbitCharge 3Remove Buy Now

Basic Info

Suggested Price$250$300$130$160$150
Release20132015201620182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a2-3 days5 days24 hours to 10 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Macn/an/aNA
Windowsn/an/aNANot yet

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFCNA
Wi-Fi

Display

Color
Resolution480 x 360360 x 360n/a128 x 12866 x 18
Size2 inches1.2 inchesn/aNA.721 inches
Touchn/a
TypeSuper AMOLEDSuper AMOLEDOLEDNAOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water ResistanceIP67IP68n/aIP675 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemTizenTizenn/aKoodOSNA
Apps
Music

All Wearables