1990–2021 · 46,734 MOT tests

Porsche 911 MOT pass rate by year

How every year of the Porsche 911 did at its MOT in 2024, compared with the average car of the same age.

135Well above average

Best year200887.4% passed

Worst year202194.6% passed

Rank in Porsche1 of 7

Pass rate by year of registration

Pass rate first time Average for a car that age

Every year

Year	Tests	Passed	Average	Score
2021 911	1,586	94.6%	87.6%	108Well above average
2020 911	1,556	95.2%	86.9%	110Well above average
2019 911	2,310	94.5%	84.9%	111Well above average
2018 911	2,139	94.0%	82.5%	114Well above average
2017 911	1,866	94.1%	79.8%	118Well above average
2016 911	1,710	94.7%	76.6%	124Well above average
2015 911	1,715	94.4%	73.5%	129Well above average
2014 911	1,567	93.4%	69.9%	134Well above average
2013 911	1,272	92.8%	66.8%	139Well above average
2012 911	1,508	91.3%	64.3%	142Well above average
2011 911	1,215	92.0%	61.8%	149Well above average
2010 911	1,665	90.0%	59.6%	151Well above average
2009 911	1,402	89.2%	58.4%	153Well above average
2008 911	1,776	87.4%	56.9%	154Well above average
2007 911	2,320	86.3%	56.9%	152Well above average
2006 911	2,619	84.7%	56.1%	151Well above average
2005 911	2,657	84.6%	56.5%	150Well above average
2004 911	2,338	83.1%	56.4%	147Well above average
2003 911	2,550	80.3%	57.3%	140Well above average
2002 911	2,310	79.3%	58.1%	137Well above average
2001 911	1,448	81.3%	59.4%	137Well above average
2000 911	884	79.6%	61.5%	130Well above average
1999 911	1,144	80.1%	63.3%	127Well above average
1998 911	1,009	81.1%	64.9%	125Well above average
1997 911	702	87.5%	65.5%	133Well above average
1996 911	901	87.7%	66.2%	132Well above average
1995 911	644	86.3%	66.8%	129Well above average
1994 911	509	86.6%	67.5%	128Well above average
1993 911	244	88.5%	67.5%	131Well above average
1992 911	200	90.5%	68.8%	132Well above average
1991 911	301	88.0%	71.1%	124Well above average
1990 911	667	88.8%	72.0%	123Well above average

Common failures, all years

Share of all 46,734 tests.

Catalyst emissions: Lambda reading after 2nd fast idle outside specified limits1.2%
Joints: constant velocity boot split or insecure, no longer prevents the ingress of dirt0.9%
Headlamp aim: too high0.7%
Position lamp: not working0.6%
Rigid brake pipes: excessively corroded0.6%
Tread depth below requirements of 1.6mm0.6%
Tyres - condition: has ply or cords exposed0.6%
Tyres - condition: has a cut in excess of the requirements deep enough to reach the ply or cords0.6%

Other Porsche models

Model	MOT tests	MOT Rank score
Porsche Boxster	31,935	131Well above average
Porsche Macan	29,823	112Well above average
Porsche Cayenne	29,737	118Well above average
Porsche Cayman	14,251	130Well above average
Porsche Panamera	6,828	117Well above average
Porsche Taycan	6,016	104Above average