Compare the Pontiac Tempest Le Mans Sprint - [1966] vs Ford Thunderbird 292 Fordomatic 1st Gen. - [1955]. Find out which car is the fastest, most powerful, lightest or has the biggest engine in our top trumps style comparison page. Find out which car has the highest top speed or is the fastest accelerating, is it the Pontiac Tempest Le Mans Sprint or the Ford Thunderbird 292 Fordomatic 1st Gen.. We'll leave it up to you to decide which is your favourite.