There's the Environmental Protection Agency (EPA) rating in the United States, and the Worldwide Harmonised Light Vehicle Test Procedure (WLTP) rating in Europe or other parts of the world.

Short for Worldwide Harmonized Light Vehicle Test Procedure, WLTP evaluations are run at higher speeds. See the two linked articles above for detailed discussions about EPA and WLTP range.

WLTP is better than NEDC but not as good as EPA Even though the WLTP test cycle is an improvement on the NEDC that preceded it, there is still room to improve its accuracy for it to match the US ...

With the Initium hydrogen fuel cell concept car, Hyundai is providing a preview of the design language of the new edition of the Nexo planned for 2025. Hyundai will present the concept of the new H2 ...