Google's Pixel 5 differs from the Pixel 4 series in a number of ways, one of which is that it is missing the large top bezel of its predecessor. The new top bezel is much thinner, but this is not just because the Soli radar chip and facial recognition have been removed -- it is also because Google has hidden the front speaker of the Pixel 5 behind its display.
https://www.notebookcheck.net/The-Pixel-5-helps-keep-its-top-bezel-slim-with-an-under-display-speaker.496721.0.html