Now days with the shorter bows that have considerably more brace height are actually less forgiving then the bows with a shorter brace heights since the bows with shorter brace heights are longer Axle to axle, the truth is a bow with a longer Axle to axle is more forgiving where a bow with both long axle to axle and longer brace height would be the most forgiving. the difference between 6 5/8" and 7 1/2" you really wont beable to tell a whole lot of difference.