BYD's e-platform charges twice as fast as Tesla's superchargers, meaning its cars can travel up to 250 miles on a five-minute charge

In a year that’s already shaping up to be a headache for Tesla (TSLA), its biggest rival abroad — and one that’s growing its international footprint — now claims to have developed a superior charging system.

Chinese automaker BYD continues to leave Tesla in the dust. The company introduced a new battery system on Monday that it claims can charge an electric vehicle in just five minutes, about the same time it takes to refuel a combustion car.