Samsung Gear S vs. Samsung Gear S2 vs. Fitbit Alta HR vs. Swatch Touch Zero One vs. Mobvoi TicWatch C2

 
Gear S
Gear S2
Alta HR
Touch Zero One
TicWatch C2
 SamsungGear SRemove Buy NowSamsungGear S2Remove Buy NowFitbitAlta HRRemove Buy NowSwatchTouch Zero OneRemove Buy NowMobvoiTicWatch C2Remove Buy Now

Basic Info

Suggested Price$250$300$150$220$200
Release20132015201720152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleepn/a
Steps
Swimn/a

Battery

Durationn/a2-3 days7 daysn/a2 days
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows Phonen/an/an/a
Macn/an/an/a
Windowsn/an/an/a

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution480 x 360360 x 360128 x 36n/a360 x 360
Size2 inches1.2 inches1.4 inchesn/a1.3 inches
Touch
TypeSuper AMOLEDSuper AMOLEDOLEDn/aAMOLED

Functions

Audio Speakern/a
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water ResistanceIP67IP68IP68

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemTizenTizenn/aWear OS
Apps
Musicn/a

All Wearables