Samsung Gear S2 vs. Withings Activite Sapphire vs. Microsoft Band 2 vs. Fitbit Charge 3 vs. Fitbit Flex

 
Gear S2
Activite Sapphire
Band 2
Charge 3
Flex
 SamsungGear S2Remove Buy NowWithingsActivite SapphireRemove Buy NowMicrosoftBand 2Remove Buy NowFitbitCharge 3Remove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$300$450$250$150$100
Release20152014201520182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days8 months48 hours (without GPS)7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Macn/an/an/a
Windowsn/an/an/aNot yet

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFCNA
Wi-Fi

Display

Color
Resolution360 x 360n/a320 x 12866 x 18NA
Size1.2 inches1.3 inches1.36 inches.721 inchesNA
TouchNA
TypeSuper AMOLEDAnalogCapacitative TFTOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATMIPX75 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/an/aNANA
Apps
Music

All Wearables