FACT SHEET EUROPE - The bigger, the better? How car battery size affects

FACT SHEET EUROPE APRIL 2024 The bigger, the better? How car battery size affects energy consumption, costs, and emissions Range anxiety, or the drivers’ fear of not reaching their destination or the next charging station on a single battery charge, is often cited as a primary concern for potential buyers and users of battery electric cars. [...] The analysis takes into account the effect of the battery capacity on vehicle mass, the type of charging, and the energy consumption of the thermal management system for the cabin and battery. [...] In relative terms, the urban commuter doubling the battery range reduces experiences the biggest increase in emissions when doubling the the number of charging stops per day battery size (20%). [...] and shorter trips of this user type, which requires more frequent cooling or heating of the cabin and battery and thereby increases the energy consumption of the thermal management system. [...] HOW MUCH DO DRIVERS BENEFIT FROM A LARGER BATTERY? Most of the year, a larger battery does not affect the number of en-route charging stops for the urban and rural driver types.