Question: what is the difference between bmw i8 roadster and coupe?
Answer: The new BMW i8 Coupe accelerates from 0 to 100 km/h in 4.4 seconds , while the new BMW i8 Roadster accelerates from 0 to 100 km/h in 4.6 seconds. Both models have an electronically limited top speed of 250 km/h .