Samsung Gear S2 vs. Huawei Talkband B2 vs. Casio WSD-F20A vs. LG G Watch vs. Amazfit T-Rex

 
Gear S2
Talkband B2
WSD-F20A
G Watch
T-Rex
 SamsungGear S2Remove Buy NowHuaweiTalkband B2Remove Buy NowCasioWSD-F20ARemove Buy NowLGG WatchRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$300$180$399$230$140
Release20152015201820142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days3 days1 day1.5 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360128 x 88320 x 320280 x 280360 x 360
Size1.2 inches0.73 inches1.32 inches1.65 inches1.3 inches
Touch
TypeSuper AMOLEDPMOLEDLCDIPS LCDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68IP575 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aWear OSAndroid WearBuild-in
Apps
Music

All Wearables