It accelerates from 0-62mph in just 4.5 seconds, and has a top speed of 160mph, thanks to its 237bhp, 1.7-litre turbocharged petrol engine and 895kg kerbweight.
Alfa's 52,000 Launch Edition versions of the 4C have all sold out, but the standard car is expected to cost from less than 50,000.
The 4C makes its official UK debut at this week's Goodwood Festival of Speed, but What Car? readers have already had the chance to check it out in the metal. Watch the video below to see what they thought of it.