Samsung Gear S2 vs. Samsung Gear S3 vs. Fitbit Alta HR vs. Pebble Core vs. Apple SE

 
Gear S2
Gear S3
Alta HR
Core
SE
 SamsungGear S2Remove Buy NowSamsungGear S3Remove Buy NowFitbitAlta HRRemove Buy NowPebbleCoreRemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$300$350$150$99$279
Release20152016201720162020

Activity & Fitness

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

Battery

Duration2-3 days4 days7 daysNA18 hours
Rechargeable

Compatibility

Android
iOSNA
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 360128 x 36NA384 x 480
Size1.2 inches1.3 inches1.4 inchesNA40mm
TouchNA
TypeSuper AMOLEDFullcolor AODOLEDNAMicroLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet SensorNot yet
Water ResistanceIP68IP68NA

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemTizenTizenNAWatchOS 5
Apps
Music

All Wearables