The 2020 BMW i8 is available as a 2-door, 4-seat coupe. Starting at $147,500, the 2020 BMW i8 Coupe is powered by a 1.5L, 3-cylinder engine mated to an automatic transmission that returns an EPA estimated The top of the line 2020 BMW i8 Roadster, priced at $163,300, is powered by a 1.5L, 3-cylinder engine mated to an automatic transmission that returns an EPA estimated