Anecdotally, on my few visits to the US (NY and Colorado), the driving I saw was absolutely atrocious compared to Europe. People were swerving and failing to stay in their lanes on Interstates, everyone was speeding well above the limit (everyone speeds on Motorways, but it seems it's taken to another level in the US). Then you have turn right on red meaning drivers just don't care and turn regardless. Then you have…
I often drive in Europe for business and cry a little on the inside when I’m back on New York streets.