[vase330]

All the data in the world will never tell you how a tuning product feels to the butt-dyno. Drive them both you can decide which is for you. Numbers can suggest, but they are statistics at its best. The meaning depends on how you look at it. So two identical numbers can be correctly interpreted in a variety of ways also depending on who is interpreting. If I were you, I'd do what I did. Figure out a way to get seat time in all the tunes that interest you in similarly configured cars with a reasonably close time of each other so you recall exactly what each felt like. Number are only showing a very small range of operation.