Apple Watch Series 3 vs. Samsung Gear S2 vs. Huawei Talkband B2 vs. ASUS ZenWatch 3 vs. Amazfit T-Rex

 
Watch Series 3
Gear S2
Talkband B2
ZenWatch 3
T-Rex
 AppleWatch Series 3Remove Buy NowSamsungGear S2Remove Buy NowHuaweiTalkband B2Remove Buy NowASUSZenWatch 3Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$329$300$180$229$140
Release20172015201520172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours2-3 days3 days48 hours20 days
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312360 x 360128 x 88400 x 400360 x 360
Size1.5 inches or 1.65 inches1.2 inches0.73 inches1.39 inches1.3 inches
Touch
TypeAMOLEDSuper AMOLEDPMOLEDAMOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP68IP575 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4Tizenn/aAndroid Wear 2Build-in
Apps
Music

All Wearables