US carmaker Lucid Motors has claimed that the 2025 model of its Air Pure range will be the most energy-efficient mass-produced electric vehicle (EV) released to date.

The firm, which was formed in 2017 by former Tesla vice-president Bernard Tse, says the new model can achieve a “landmark” 5.0 miles per kilowatt-hour (kWh) of energy, with a record 146 miles per gallon equivalent.

The total range for the electric sedan is an estimated 420 miles, just one mile more than the 2023 model. However, this was achieved on a reduced battery size – 88kWh for last year’s version compared with 84kWh in 2025.

Lucid said reducing the battery pack size allows more cars to be built from a given quantity of raw materials. When it is time to recharge, the smaller pack also reduces the demands on public power grids and adds more miles with less energy.

“The advancements introduced across the Lucid Air line-up for 2025 further cement our leadership position,” said Peter Rawlinson, Lucid CEO. “Lucid Air is the...