Samsung Gear S vs. Samsung Gear S2 vs. Fitbit Alta HR vs. Mobvoi TicWatch C2 vs. Apple SE

 
Gear S
Gear S2
Alta HR
TicWatch C2
SE
 SamsungGear SRemove Buy NowSamsungGear S2Remove Buy NowFitbitAlta HRRemove Buy NowMobvoiTicWatch C2Remove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$250$300$150$200$279
Release20132015201720182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a2-3 days7 days2 days18 hours
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
Resolution480 x 360360 x 360128 x 36360 x 360384 x 480
Size2 inches1.2 inches1.4 inches1.3 inches40mm
Touch
TypeSuper AMOLEDSuper AMOLEDOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water ResistanceIP67IP68IP68

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenTizenWear OSWatchOS 5
Apps
Music

All Wearables