Samsung Gear S2 vs. Samsung Gear S3 vs. Fitbit Ionic vs. Apple Watch vs. Fitbit Alta HR

 
Gear S2
Gear S3
Ionic
Watch
Alta HR
 SamsungGear S2Remove Buy NowSamsungGear S3Remove Buy NowFitbitIonicRemove Buy NowAppleWatchRemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$300$350$299$349$150
Release20152016201720152017

Activity & Fitness

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

Battery

Duration2-3 days4 days4+ days18 hours7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/an/a
GPSn/a
NFCn/a
Wi-Fi

Display

Color
Resolution360 x 360360 x 360348x250340 x 272 or 390 x 312128 x 36
Size1.2 inches1.3 inches1.421.5 inches or 1.65 inches1.4 inches
Touch
TypeSuper AMOLEDFullcolor AODOLEDAMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68IP6850mIPX7

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenTizenFitbit OSWatch OS
Apps
Music

All Wearables