Current Toyota models have engines with 40% efficiency: https://www.thedrive.com/tech/18919/toyota-develops-worlds-most-thermally-efficient-2-0-liter-engine htt

Current Toyota models have engines with 40% efficiency: https://www.thedrive.com/tech/18919/toyota-develops-worlds-most-thermally-efficient-2-0-liter-engine https://www.thedrive.com/tech/18919/toyota-develops-worlds-m... But it's still under 50% of EV efficiency.