New variants of the Pixel 3 have just been released by Google and already there is plenty of speculation about what the Pixel 4 will offer and how it will look. There's even a rumor that the Pixel 4 could come with a button-less design. Some excellent new concept images have stuck with hardware buttons, though.
https://www.notebookcheck.net/Fresh-Pixel-4-concept-images-show-Google-what-users-want.420949.0.html
Seems to be missing the iconic fingerprint sensor on the back. I won't be buying without it.