Garmin Vivosmart HR vs. Huawei Talkband B2 vs. Fitbit Charge vs. Garmin Vivosmart 3 vs. Amazfit T-Rex

 
Vivosmart HR
Talkband B2
Charge
Vivosmart 3
T-Rex
 GarminVivosmart HRRemove Buy NowHuaweiTalkband B2Remove Buy NowFitbitChargeRemove Buy NowGarminVivosmart 3Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$170$180$130$139.99$140
Release20152015201420172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days3 days7-10 days5 days20 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 88NA64 x 128360 x 360
Size1.08 inches0.73 inchesNANA1.3 inches
TouchNA
Typen/aPMOLEDOLEDOLEDAMOLED

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-in
Apps
Music

All Wearables