Samsung Gear S2 vs. Fitbit Charge 2 vs. Fitbit Zip vs. Garmin Vivosmart vs. Garmin Vivosmart 4

 
Gear S2
Charge 2
Zip
Vivosmart
Vivosmart 4
 SamsungGear S2Remove Buy NowFitbitCharge 2Remove Buy NowFitbitZipRemove Buy NowGarminVivosmartRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$300$150$60$170$130
Release20152016201220142018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days5 days6 months7 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360n/an/a128 x 1648 x 128
Size1.2 inchesn/an/a1.41 inches0.74 inches
Touchn/a
TypeSuper AMOLEDOLEDn/aOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68n/aSplash Resistant5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/an/an/a
Apps
Music

All Wearables