Samsung Gear S2 vs. Withings Activite Sapphire vs. Fitbit Alta vs. Apple Watch Series 2 vs. Samsung Gear 2

 
Gear S2
Activite Sapphire
Alta
Watch Series 2
Gear 2
 SamsungGear S2Remove Buy NowWithingsActivite SapphireRemove Buy NowFitbitAltaRemove Buy NowAppleWatch Series 2Remove Buy NowSamsungGear 2Remove Buy Now

Basic Info

Suggested Price$300$450$130$269$300
Release20152014201620162014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration2-3 days8 months5 days18 hours2-3 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360n/an/a340 x 272 or 390 x 312320 x 320
Size1.2 inches1.3 inchesn/a1.5 inches or 1.65 inches1.63 inches
Touchn/a
TypeSuper AMOLEDAnalogOLEDAMOLEDSuper AMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATMn/a5ATMIP67

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemTizenn/an/aWatch OSTizen OS
Apps
Music

All Wearables