Quote Originally Posted by STRteg
OBD2 is better for maintenance as far as the computer giving more detailed information when something goes wrong by use of a scanner,however I would say as far as the car,engine,and selection of use,that would depend on the intent of the vehicle
not true, its just as easy if you have the right scanner... or blink the codes I can read OBDI codes before you can get your little scanner out to the car I am done!

But for tunning concerns then OBDI is the way to go!