"The new Lucid Air Pure delivers 420 miles of EPA-estimated range from a battery pack that is just 84 kilowatt-hours. Enabled by further advancements of Lucid’s groundbreaking technology, this makes the Lucid Air the first vehicle in the world to achieve a ratio of 5.0 miles of range per kilowatt hour (kWh) of energy."
5.0 miles/kWh: Say Hello to the World's Most Efficient Car
lucidmotors.com