2003 Porsche 911 — MOT History by Age

How cars manufactured in 2003 perform at MOT as they age

23 years

Current Age

82.3%

Latest Pass Rate

44,652

Total Tests (All Years)

81,582 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Insufficient data for same-age comparison.

How This Car Ages

Pass rate progression for the 2003 Porsche 911 as it ages.

6 yrs79.1%

→ ↑2.1%

7 yrs81.2%

→ ↓0.3%

8 yrs80.9%

→ ↓2.7%

9 yrs78.2%

→ ↓1.4%

10 yrs76.8%

→ ↑1.3%

11 yrs78.1%

→ ↓2.9%

12 yrs75.2%

→ ↑2.0%

13 yrs77.2%

→ ↑1.0%

14 yrs78.2%

→ ↓0.6%

15 yrs77.6%

→ ↑0.5%

16 yrs78.1%

→ ↑1.6%

17 yrs79.7%

→ ↑0.1%

18 yrs79.8%

→ ↑1.7%

19 yrs81.5%

→ ↓1.5%

20 yrs80.0%

→ ↑2.3%

21 yrs82.3%

📊 View as table

Age	Pass Rate	Tests
6 yrs	79.1%	3,193
7 yrs	81.2%	3,139
8 yrs	80.9%	3,153
9 yrs	78.2%	3,079
10 yrs	76.8%	3,096
11 yrs	78.1%	3,098
12 yrs	75.2%	3,052
13 yrs	77.2%	2,933
14 yrs	78.2%	2,902
15 yrs	77.6%	1,998
16 yrs	78.1%	2,065
17 yrs	79.7%	1,974
18 yrs	79.8%	2,677
19 yrs	81.5%	2,121
20 yrs	80.0%	2,617
21 yrs	82.3%	3,555

Pass Rate Trend

How the 2003 Porsche 911 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2024 (21 yrs)	82.3%	3,555
2023 (20 yrs)	80%	2,617
2022 (19 yrs)	81.5%	2,121
2021 (18 yrs)	79.8%	2,677
2020 (17 yrs)	79.7%	1,974
2019 (16 yrs)	78.1%	2,065
2018 (15 yrs)	77.6%	1,998
2017 (14 yrs)	78.2%	2,902
2016 (13 yrs)	77.2%	2,933
2015 (12 yrs)	75.2%	3,052
2014 (11 yrs)	78.1%	3,098
2013 (10 yrs)	76.8%	3,096
2012 (9 yrs)	78.2%	3,079
2011 (8 yrs)	80.9%	3,153
2010 (7 yrs)	81.2%	3,139
2009 (6 yrs)	79.1%	3,193

Year-by-Year MOT Results

2009

79.1%

Age (yrs) 6Tests 3,193Avg Mileage 40,239Top Failure Lamps, Reflectors and Electrical Equipment — 10.2%

2010

81.2%

Age (yrs) 7Tests 3,139Avg Mileage 44,900Top Failure Lamps, Reflectors and Electrical Equipment — 10.2%

2011

80.9%

Age (yrs) 8Tests 3,153Avg Mileage 48,991Top Failure Lamps, Reflectors and Electrical Equipment — 11.6%

2012

78.2%

Age (yrs) 9Tests 3,079Avg Mileage 53,560Top Failure Lamps, Reflectors and Electrical Equipment — 12.9%

2013

76.8%

Age (yrs) 10Tests 3,096Avg Mileage 56,959Top Failure Lamps, Reflectors and Electrical Equipment — 23.0%

2014

78.1%

Age (yrs) 11Tests 3,098Avg Mileage 60,586Top Failure Lamps, Reflectors and Electrical Equipment — 22.7%

2015

75.2%

Age (yrs) 12Tests 3,052Avg Mileage 64,778Top Failure Lamps, Reflectors and Electrical Equipment — 27.2%

2016

77.2%

Age (yrs) 13Tests 2,933Avg Mileage 66,425Top Failure Lamps, Reflectors and Electrical Equipment — 24.8%

2017

78.2%

Age (yrs) 14Tests 2,902Avg Mileage 69,856Top Failure Brakes — 25.3%

2018

77.6%

Age (yrs) 15Tests 1,998Avg Mileage 70,798Top Failure Brakes — 24.4%

2019

78.1%

Age (yrs) 16Tests 2,065Avg Mileage 73,215Top Failure Lamps, reflectors and electrical equipment — 22.5%

2020

79.7%

Age (yrs) 17Tests 1,974Avg Mileage 74,634Top Failure Brakes — 22.6%

2021

79.8%

Age (yrs) 18Tests 2,677Avg Mileage 76,642Top Failure Lamps, reflectors and electrical equipment — 23.9%

2022

81.5%

Age (yrs) 19Tests 2,121Avg Mileage 76,597Top Failure Lamps, reflectors and electrical equipment — 21.6%

2023

80.0%

Age (yrs) 20Tests 2,617Avg Mileage 78,202Top Failure Brakes — 23.6%

2024

82.3%

Age (yrs) 21Tests 3,555Avg Mileage 81,582Top Failure Lamps, reflectors and electrical equipment — 15.8%

MOT results for 2003 Porsche 911 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	6	79.1%	3,193	40,239	Lamps, Reflectors and Electrical Equipment — 10.2%
2010	7	81.2%	3,139	44,900	Lamps, Reflectors and Electrical Equipment — 10.2%
2011	8	80.9%	3,153	48,991	Lamps, Reflectors and Electrical Equipment — 11.6%
2012	9	78.2%	3,079	53,560	Lamps, Reflectors and Electrical Equipment — 12.9%
2013	10	76.8%	3,096	56,959	Lamps, Reflectors and Electrical Equipment — 23.0%
2014	11	78.1%	3,098	60,586	Lamps, Reflectors and Electrical Equipment — 22.7%
2015	12	75.2%	3,052	64,778	Lamps, Reflectors and Electrical Equipment — 27.2%
2016	13	77.2%	2,933	66,425	Lamps, Reflectors and Electrical Equipment — 24.8%
2017	14	78.2%	2,902	69,856	Brakes — 25.3%
2018	15	77.6%	1,998	70,798	Brakes — 24.4%
2019	16	78.1%	2,065	73,215	Lamps, reflectors and electrical equipment — 22.5%
2020	17	79.7%	1,974	74,634	Brakes — 22.6%
2021	18	79.8%	2,677	76,642	Lamps, reflectors and electrical equipment — 23.9%
2022	19	81.5%	2,121	76,597	Lamps, reflectors and electrical equipment — 21.6%
2023	20	80.0%	2,617	78,202	Brakes — 23.6%
2024	21	82.3%	3,555	81,582	Lamps, reflectors and electrical equipment — 15.8%

Common MOT Failures

Top failure categories across all test years for 2003 Porsche 911, with age trends.

Lamps, reflectors and electrical equipment

20.0%

↑ Increases with age

Lamps, Reflectors and Electrical Equipment

17.7%

— Consistent

Brakes

17.7%

↑ Increases with age

Tyres

13.2%

— Consistent

Body, chassis, structure

7.6%

— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Brakes	6.8% (6 yrs)	14.4% (21 yrs)	+7.6%	🔴 ↑
Tyres	10.0% (6 yrs)	9.6% (21 yrs)	-0.4%	⚪ —

Other Manufacture Years

Looking for the best year to buy? See the full comparison on the Porsche 911 page →

About This Data

This page shows how Porsche 911 cars manufactured in 2003 perform at MOT as they age. Data spans from 2009 to 2024, covering 44,652 tests. Pass rates naturally decline with age as components wear.

Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.