Xiaomi is showing it can deliver on its promises—and then some.
The Chinese electronic giant has been talking up the capabilities of its first performance EV, the SU7 Ultra, for close to a year now. It wasn’t all bravado, either: The sedan just became the fastest battery-powered production vehicle in Nürburgring Nordschleife history.
The company, which was previously best known for its smartphones, announced on Wednesday that the SU7 Ultra had recently…

