Samsung Gear S2 vs. Withings Activite Steel vs. Fitbit Charge 2 vs. Fitbit Ionic

 
Gear S2
Activite Steel
Charge 2
Ionic
 SamsungGear S2Remove Buy NowWithingsActivite SteelRemove Buy NowFitbitCharge 2Remove Buy NowFitbitIonicRemove Buy Now

Basic Info

Suggested Price$300$170$150$299
Release2015201520162017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days8 months5 days4+ days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360n/an/a348x250
Size1.2 inches1.3 inchesn/a1.42
Touchn/a
TypeSuper AMOLEDAnalogOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATMn/a50m

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/an/aFitbit OS
Apps
Music

All Wearables