Currently, If we search anything on Google through our mobile, It’ll show like this
Google is trying to experiment with new designs and UI changes with the new search interface.Like this
It seems to be trying out a more rounded search bar and also omits the full Google logo at the top of SERP. Instead of that, They decided to implement the “G” icon appears in the rounded search bar.
It’s just for the experimentation. Not live yet. Will see what will happen in future.