Are Need For Speed Games Worth Buying For The Gamecube Or Not....

I have played need for speed underground 2 for the gamecube and it was awesome but i want to know your opinions on the game for the gamecube i have not played need for speed carbon yet but would like to know what the gameplay is like on the gamecube and most wanted so if you have them and have played them please let me know what they are like for example quality of drifting and what star rating you would give any of them out of 5 thank you....

P.S please could all members who write in this topic stick to the topic thanks...

need for speed most wanted and carbon are the same

but are good,is more race than customize our car

but there a good point in both games, police pursuit

you shoud get both cause there a istory in this game

find out 

thanks for that...

very helpful