The value of the Native Input is updating the model after the input is focused out. It behaves as the lazy modifier is applied to it. The reported behavior is replicable only in Vue 3.
The value of the model the Input is bound to should be updated on every user input as can be observed in this StackBlitz example.
The model is updated when you focus out the Input
The labels of the Native inputs are not pronounced by screen readers like NVDA.
The labels of the Native inputs should be pronounced by the screen readers.