Yes - so says J.D. Power:
5 Car Quality Myths, Busted | J.D. Power Cars
"Since the year 2000, Porsche has scored better than industry average in the VDS 14 times, even going so far as to rank highest among all nameplates in the 2010 study."
To be fair, when my Ford breaks it is 1/2 the cost to fix compared to my Porsche. So, it can literally break 2x as often and I end up at the same spot.