Samsung Gear S vs. Samsung Gear S2 vs. Sony SmartWatch 3 vs. Huawei Talkband B2 vs. Casio G-Shock GBA800

 
Gear S
Gear S2
SmartWatch 3
Talkband B2
G-Shock GBA800
 SamsungGear SRemove Buy NowSamsungGear S2Remove Buy NowSonySmartWatch 3Remove Buy NowHuaweiTalkband B2Remove Buy NowCasioG-Shock GBA800Remove Buy Now

Basic Info

Suggested Price$250$300$250$180$120
Release20132015201420152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a2-3 days2 days3 days2 years
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution480 x 360360 x 360320 x 320128 x 88
Size2 inches1.2 inches1.6 inches0.73 inches
Touch
TypeSuper AMOLEDSuper AMOLEDTFT LCDPMOLED

Functions

Audio SpeakerBluetoothBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IP68IP68IP5720 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenTizenAndroid Wearn/a
Apps
Music

All Wearables