Garmin Vivosmart HR vs. Huawei Talkband B2 vs. Fitbit Charge HR vs. Amazfit T-Rex vs. Garmin VivoActive 4

 
Vivosmart HR
Talkband B2
Charge HR
T-Rex
VivoActive 4
 GarminVivosmart HRRemove Buy NowHuaweiTalkband B2Remove Buy NowFitbitCharge HRRemove Buy NowAmazfitT-RexRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$170$180$150$140$349
Release20152015201520192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days3 days5 days20 days8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 68128 x 88NA360 x 360260 x 260
Size1.08 inches0.73 inchesNA1.3 inches1.3ionches
TouchNA
Typen/aPMOLEDOLEDAMOLEDMIP

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP571 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNABuild-inWear OS
Apps
Music

All Wearables