Given that the T3PA pedals can't be easily inverted straight out of the box, you're kind of stuck with the "F1" position, which would be identical to the T500RS "F1" position. In this position, ergonomics-wise, the T3PA pedals and the G27 pedals are probably about equal. As far as how the conical brake mod compares to the NIXIM mod or other non-electrical brake mods, I can't comment, but I think it's safe to say that the T3PA pedals are essentially Thrustmaster's "answer" to the G27 pedals, so they're probably pretty close in terms of performance and such.