MoT Data for Portsmouth

As is fairly typical for postcodes representing coastal areas, the MoT pass rare for PO areas is below average, with red numbers in the tables below showing poorer performance than is typical across the rest of the country.

The best performing manufacturers are fairly typical - Porsche, Aston Martin and Honda come out on the top of the manufacturer table for PO postcodes. Renault, Talbot and Daewoo are at the bottom.

Most common reasons for MoT failure

Test Item	Failure Rate	National Failure Rate	Relative Rate
Lamps, reflectors and electrical equipment	10.2%	11.9%	−14%
Suspension	8.3%	9.6%	−13%
Tyres	6.5%	5.8%	+13%
Brakes	6.3%	7.7%	−18%
Visibility	5.9%	5.3%	+10%
Body, chassis, structure	3.7%	4.1%	−11%
Noise, emissions and leaks	3.7%	3.6%	+3%
Steering	1.8%	1.9%	−6%
Seat belts and supplementary restraint systems	1.4%	1.3%	+9%

MoT failure rates by year of registration

Year of Registration	Tests	Failure Rate	National Failure Rate	Relative Rate
2021	188	22.3%	17.5%	+27%
2020	176	27.8%	16.7%	+67%
2019	1,206	11.2%	10.3%	+9%
2018	26,043	12.7%	11.7%	+9%
2017	27,714	14.3%	13.2%	+9%
2016	30,152	17.0%	16.5%	+3%
2015	29,877	20.0%	19.5%	+3%
2014	29,199	22.8%	23.0%	−1%
2013	26,680	27.1%	27.2%	−1%
2012	23,911	30.5%	30.5%	+0%
2011	22,736	33.8%	33.4%	+1%
2010	23,798	37.3%	36.8%	+1%
2009	22,844	40.8%	39.1%	+5%
2008	21,708	44.0%	41.5%	+6%
2007	22,341	45.9%	42.6%	+8%
2006	18,900	47.3%	43.9%	+8%
2005	16,212	49.1%	44.9%	+10%
2004	13,631	50.1%	45.7%	+10%
2003	10,809	51.0%	45.6%	+12%
2002	8,076	50.4%	45.2%	+11%
2001	5,298	49.6%	43.9%	+13%
2000	3,363	48.7%	42.5%	+15%
1999	2,277	47.3%	40.8%	+16%
1998	1,536	42.4%	38.5%	+10%
1997	1,072	43.8%	37.5%	+17%
1996	692	45.2%	36.5%	+24%
1995	477	43.8%	35.3%	+24%
1994	381	43.0%	34.4%	+25%
1993	309	44.3%	34.7%	+28%
1992	314	41.1%	32.9%	+25%
1991	342	36.3%	32.3%	+12%
1990	371	33.4%	30.9%	+8%
1989	290	36.9%	29.6%	+25%
1988	237	42.2%	30.2%	+39%
1987	178	32.6%	29.5%	+10%
1986	150	40.7%	28.9%	+41%
1985	129	34.9%	28.3%	+23%
1984	103	45.6%	28.1%	+62%
1983	119	31.9%	27.5%	+16%
1982	89	30.3%	27.4%	+11%
1981	54	25.9%	25.3%	+3%
1980	52	26.9%	22.9%	+17%
1972	60	25.0%	20.2%	+24%
1971	54	29.6%	21.0%	+41%

MoT failure rates by make

Make	Tests	Failure Rate	National Failure Rate	Relative Rate
Aston Martin	548	12.8%	10.3%	+24%
Bentley	176	13.6%	10.3%	+32%
Tesla	102	15.7%	13.3%	+18%
Porsche	2,402	15.9%	14.9%	+7%
Abarth	377	17.5%	20.8%	−16%
Dacia	2,151	20.5%	24.7%	−17%
Skoda	12,663	25.3%	23.5%	+8%
SsangYong	256	25.8%	30.6%	−16%
Lexus	1,125	26.0%	18.7%	+39%
Lotus	123	26.8%	17.8%	+51%
Audi	16,729	27.5%	22.3%	+23%
Jaguar	4,669	27.6%	23.9%	+16%
Kia	15,809	28.0%	26.5%	+6%
BMW	20,485	28.3%	22.9%	+23%
Mercedes-Benz	13,264	28.6%	22.3%	+28%
Suzuki	7,904	28.7%	27.5%	+4%
SEAT	5,966	28.8%	27.1%	+6%
Hyundai	16,605	29.5%	26.1%	+13%
Land Rover	10,199	29.8%	25.2%	+18%
Honda	16,302	30.9%	28.2%	+9%
MINI	11,479	31.4%	25.5%	+23%
Isuzu	391	31.7%	40.7%	−22%
Volvo	6,577	32.0%	28.9%	+11%
Mazda	10,065	32.2%	28.2%	+14%
DS	2,000	32.4%	36.3%	−11%
Toyota	19,544	32.5%	27.1%	+20%
FIAT	12,905	32.9%	32.2%	+2%
Nissan	22,199	33.7%	29.5%	+14%
Volkswagen	41,907	34.5%	29.0%	+19%
Subaru	814	34.8%	27.8%	+25%
Alfa Romeo	913	34.9%	33.7%	+4%
MG	992	35.1%	28.9%	+21%
Jeep	851	35.1%	26.1%	+35%
Perodua	111	35.1%	31.3%	+12%
Ford	68,454	36.0%	31.5%	+14%
Peugeot	21,683	37.2%	34.0%	+9%
smart	322	37.3%	31.9%	+17%
Mitsubishi	4,430	37.4%	28.7%	+30%
Citroen	18,704	38.3%	34.2%	+12%
Daihatsu	535	38.7%	36.3%	+6%
Vauxhall	41,379	38.8%	34.2%	+14%
Renault	14,908	43.3%	38.6%	+12%
SAAB	1,334	43.5%	39.5%	+10%
Chevrolet	1,046	46.6%	45.1%	+3%
Chrysler	413	47.0%	41.2%	+14%
Rover	611	47.3%	42.5%	+11%
Dodge	131	48.1%	40.6%	+18%
Talbot	166	53.0%	47.1%	+13%
Daewoo	109	60.6%	53.3%	+14%