Electric vehicles will be cheaper than petrol cars by 2027, claims new report, as battery costs dive and demand climbs Study claims manufacturing costs will be lower for electric saloons and SUVs compared to petrol-powered models by 2026 All EVs, including superminis, will be less expensive to make by a year later Report claims this is due to cheaper batteries, with costs down 58% by 2030 compared to 2020 Green campaigners say more affordable prices means bans on new petrol and diesel car sales across Europe should come from 2035 That's 5 years later than petrol and diesel car sales are being outlawed in UK