The 24 Hours of Le Mans, held annually in the town of Le Mans, France, has been a symbol of endurance, innovation, and speed in the motor racing world since 1923. The race, known for pushing the boundaries of automobile technology, is now venturing into greener territories by introducing hydrogen-powered cars as part of the 'MissionH24' project starting from 2028. Hydrogen technology is being considered as a viable option for high-performance races like Le Mans due to its benefits such as quick refilling, high energy density, consistent performance, and zero emissions. The article explores the comparison between hydrogen-powered vehicles and electric vehicles, highlighting the production processes, emissions, energy mix considerations, supply chain vulnerabilities, and job impacts. While electric vehicles are gaining traction in the market, questions are raised about the sustainability of their production processes, energy source reliance, and supply chain challenges related to critical minerals. On the other hand, hydrogen-fueled cars face safety, storage, and transportation challenges but have well-defined safety protocols and can leverage existing petrol stations for refueling logistics. Le Mans envisions a future where a mix of battery and hydrogen technologies will coexist, with plug-in hybrid hydrogen cars offering a flexible solution for various driving scenarios. This hybrid concept aims to balance the benefits of rechargeable batteries for daily short trips and hydrogen-powered engines for long-distance journeys, resembling the setup of gasoline-powered hybrid cars. Bernard Niclot, leader of ACO's hydrogen programme, emphasizes the need to consider engineering parameters and use cases while transitioning to sustainable mobility solutions. The article concludes by proposing a balanced approach between battery and hydrogen storage, depending on the specific requirements of different vehicle types and driving scenarios.