Huawei Talkband B2 vs. Casio WSD-F20A vs. Garmin Forerunner 235 vs. Amazfit T-Rex vs. Garmin VivoActive 4

 
Talkband B2
WSD-F20A
Forerunner 235
T-Rex
VivoActive 4
 HuaweiTalkband B2Remove Buy NowCasioWSD-F20ARemove Buy NowGarminForerunner 235Remove Buy NowAmazfitT-RexRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$180$399$299.99$140$349
Release20152018201720192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration3 days1 day9 days20 days8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128 x 88320 x 320215 x 180360 x 360260 x 260
Size0.73 inches1.32 inches1.23 inches1.3 inches1.3ionches
Touch
TypePMOLEDLCDMIPAMOLEDMIP

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP575 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSBuild-inWear OS
Apps
Music

All Wearables