Saving power: Ecars of the future will be streamlined lightweights

As Mercedes demonstrated earlier this year with its EQXX Vision study, consumption of less than 10 kWh per 100 kilometres is possible. During a long-distance test drive, the concept car used 8.7 kWh/100km. — Mercedes-Benz AG/dpa

Easing "range anxiety," improving comfort and power - manufacturers of electric cars have a lot on their plate. But making the ecar of tomorrow ever better and faster also leads to ever greater power consumption. From Mercedes to Volkswagen, manufacturers know that they also have to tighten the screws on efficiency.

Faster, more powerful, more comfortable - competition is tough in the electric car market.