I'm glas Andy chimed in and set most of the folks who replied earlier straight. Or I would have had to write a long post
for autoX abs equipped car will be faster. i've seen people without abs lock up the fronts and try to modulate only to understeer and take the corner really really wide.
but there are also other drivers without abs that consistently place at the top of their class
but for your average everyday person abs will always be shorter
remember stomp, stay, steer