The pursuit of speed has always defined the supercar industry, but 2025 marks a new turning point. This year, the Yangwang U9 Xtreme (U9X), an all-electric hypercar from BYD’s luxury sub-brand, has stunned the world by clocking a verified top speed of 496.22 km/h (308 mph) on Germany’s ATP Papenburg test track.

This feat makes the U9X not just the fastest EV ever built, but the fastest production car in the world today, dethroning long-standing petrol-powered titans such as Bugatti and SSC. Yet, on Carwow’s official Top 10 Fastest Cars in the World (2025) list, the U9X takes the No. 2 spot—just behind the theoretical benchmark of the Koenigsegg Jesko Absolut, which has a claimed but untested top speed of 310 mph.

Engineering That Redefines Limits

Originally developed as the U9 Track Edition, the production U9 Xtreme has been engineered with groundbreaking technology:

• Powertrain: Four ultra-high-speed electric motors, spinning at up to 30,000 rpm, deliver a combined 3,000+ PS (approx. 2,978 bhp).
• Battery Tech: A 1,200V ultra-high-voltage platform paired with BYD’s lithium iron phosphate Blade Battery, capable of extreme 30C discharge rates, ensuring sustained power at high speeds.
• Suspension & Tyres: Revised DiSus-X suspension with track-level semi-slicks ensures stability at near-aircraft velocities.
• Driver: German racing veteran Marc Basseng piloted the record-breaking run, praising the car’s seamless power delivery and focus-enhancing silence—an advantage unique to EVs.

Just 30 units of the U9X will be built, each priced north of £200,000, cementing its exclusivity in the hypercar world.

Top 10 Fastest Cars in the World (2025)

According to Carwow’s definitive rankings, here are the 10 cars leading the speed race this year:

• Koenigsegg Jesko Absolut – 310 mph (499 km/h, theoretical)
• Yangwang U9 Xtreme – 308 mph (496 km/h, official)
• SSC Tuatara – 295 mph (475 km/h)
• Bugatti Tourbillon – 277 mph (446 km/h)
• Hennessey Venom F5 – 272 mph (438 km/h)
• Rimac Nevera R – 267 mph (430 km/h)
• Aspark Owl – 256 mph (413 km/h)
• McLaren Speedtail – 250 mph (402 km/h)
• Koenigsegg Regera – 250 mph (402 km/h)
• Aston Martin Valkyrie – 250 mph (402 km/h)

A New Era of Hypercars

For decades, Bugatti, SSC, and Koenigsegg defined top speed supremacy with monstrous petrol-powered V8s and W16s. But with the U9X, an EV now leads the real-world charts, proving that the future of hypercars will be defined not just by horsepower, but by battery innovation, aerodynamics, and sustainability.

As BYD’s executive VP Stella Li declared, “It’s terrific that the fastest production car in the world is now electric.”

With the Jesko Absolut still unproven outside simulation, the Yangwang U9 Xtreme can rightfully claim its crown as the fastest verified car on Earth—a symbol of how electrification has not only caught up to gasoline, but has overtaken it.