This one is amazing, sorry no video though.
[youtube]http://www.youtube.com/watch?v=rJjzFdwV5Fw[/youtube]
Classic one 1997:
[youtube]http://www.youtube.com/watch?v=dthjojjVhDo&ob=av2e[/youtube]
/nostalgia
I agree Ne-Yo is probably better at the moment, but I would be very surprised if overall Ne-Yo makes more good songs throughout his career than Usher. I keep thinking of countless Usher anthems, it would take a lot for Ne-Yo to match it.