Porsche has 253,519 represented vehicles in this snapshot, giving it a 0.61% share of the active UK pool tracked by AutoRank. For the last 5 years, AutoRank has 907,303 MOT tests for the make and a pass rate of 89.4%, with a reliability score of 73. Petrol is the largest fuel group at 70.4%, followed by electric at 13.3%. The list of common models is led by 911 and Macan, while Macan and Cayman sit near the top for MOT reliability. If you are choosing a Porsche, start with the exact model rather than the badge. 911 and Macan are the models you are most likely to find, but Macan and Cayman stand out more for MOT reliability here.