2003 Porsche Boxster — MOT History by Age

How cars manufactured in 2003 perform at MOT as they age

23 years

Current Age

75.9%

Latest Pass Rate

45,227

Total Tests (All Years)

82,881 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 Boxster as it ages.

6 yrs79.3%

→ ↓0.5%

7 yrs78.8%

→ ↓1.4%

8 yrs77.4%

→ ↓1.5%

9 yrs75.9%

→ ↓1.5%

10 yrs74.4%

→ ↓1.4%

11 yrs73.0%

→ ↓1.3%

12 yrs71.7%

→ ↑2.3%

13 yrs74.0%

→ ↓1.9%

14 yrs72.1%

→ ↑0.4%

15 yrs72.5%

→ ↓1.0%

16 yrs71.5%

→ ↑1.9%

17 yrs73.4%

→ ↓1.7%

18 yrs71.7%

→ ↑1.6%

19 yrs73.3%

→ ↑0.3%

20 yrs73.6%

→ ↑2.3%

21 yrs75.9%

📊 View as table

Age	Pass Rate	Tests
6 yrs	79.3%	3,356
7 yrs	78.8%	3,254
8 yrs	77.4%	3,280
9 yrs	75.9%	3,202
10 yrs	74.4%	3,171
11 yrs	73.0%	3,150
12 yrs	71.7%	3,143
13 yrs	74.0%	3,050
14 yrs	72.1%	2,960
15 yrs	72.5%	2,055
16 yrs	71.5%	2,158
17 yrs	73.4%	1,970
18 yrs	71.7%	2,650
19 yrs	73.3%	2,109
20 yrs	73.6%	2,516
21 yrs	75.9%	3,203

Pass Rate Trend

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

📊 View as table

Built	Pass Rate	Tests
2024 (21 yrs)	75.9%	3,203
2023 (20 yrs)	73.6%	2,516
2022 (19 yrs)	73.3%	2,109
2021 (18 yrs)	71.7%	2,650
2020 (17 yrs)	73.4%	1,970
2019 (16 yrs)	71.5%	2,158
2018 (15 yrs)	72.5%	2,055
2017 (14 yrs)	72.1%	2,960
2016 (13 yrs)	74%	3,050
2015 (12 yrs)	71.7%	3,143
2014 (11 yrs)	73%	3,150
2013 (10 yrs)	74.4%	3,171
2012 (9 yrs)	75.9%	3,202
2011 (8 yrs)	77.4%	3,280
2010 (7 yrs)	78.8%	3,254
2009 (6 yrs)	79.3%	3,356

Year-by-Year MOT Results

2009

79.3%

Age (yrs) 6Tests 3,356Avg Mileage 41,357Top Failure Lamps, Reflectors and Electrical Equipment — 9.4%

2010

78.8%

Age (yrs) 7Tests 3,254Avg Mileage 46,055Top Failure Lamps, Reflectors and Electrical Equipment — 10.6%

2011

77.4%

Age (yrs) 8Tests 3,280Avg Mileage 50,520Top Failure Lamps, Reflectors and Electrical Equipment — 12.3%

2012

75.9%

Age (yrs) 9Tests 3,202Avg Mileage 55,056Top Failure Lamps, Reflectors and Electrical Equipment — 12.8%

2013

74.4%

Age (yrs) 10Tests 3,171Avg Mileage 58,263Top Failure Brakes — 24.1%

2014

73.0%

Age (yrs) 11Tests 3,150Avg Mileage 62,410Top Failure Brakes — 28.7%

2015

71.7%

Age (yrs) 12Tests 3,143Avg Mileage 65,486Top Failure Brakes — 31.7%

2016

74.0%

Age (yrs) 13Tests 3,050Avg Mileage 68,273Top Failure Brakes — 29.5%

2017

72.1%

Age (yrs) 14Tests 2,960Avg Mileage 70,602Top Failure Brakes — 35.1%

2018

72.5%

Age (yrs) 15Tests 2,055Avg Mileage 72,402Top Failure Brakes — 35.4%

2019

71.5%

Age (yrs) 16Tests 2,158Avg Mileage 74,803Top Failure Brakes — 39.3%

2020

73.4%

Age (yrs) 17Tests 1,970Avg Mileage 76,382Top Failure Brakes — 39.0%

2021

71.7%

Age (yrs) 18Tests 2,650Avg Mileage 78,163Top Failure Brakes — 40.8%

2022

73.3%

Age (yrs) 19Tests 2,109Avg Mileage 78,076Top Failure Brakes — 36.5%

2023

73.6%

Age (yrs) 20Tests 2,516Avg Mileage 80,244Top Failure Brakes — 40.9%

2024

75.9%

Age (yrs) 21Tests 3,203Avg Mileage 82,881Top Failure Brakes — 26.9%

MOT results for 2003 Porsche Boxster by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	6	79.3%	3,356	41,357	Lamps, Reflectors and Electrical Equipment — 9.4%
2010	7	78.8%	3,254	46,055	Lamps, Reflectors and Electrical Equipment — 10.6%
2011	8	77.4%	3,280	50,520	Lamps, Reflectors and Electrical Equipment — 12.3%
2012	9	75.9%	3,202	55,056	Lamps, Reflectors and Electrical Equipment — 12.8%
2013	10	74.4%	3,171	58,263	Brakes — 24.1%
2014	11	73.0%	3,150	62,410	Brakes — 28.7%
2015	12	71.7%	3,143	65,486	Brakes — 31.7%
2016	13	74.0%	3,050	68,273	Brakes — 29.5%
2017	14	72.1%	2,960	70,602	Brakes — 35.1%
2018	15	72.5%	2,055	72,402	Brakes — 35.4%
2019	16	71.5%	2,158	74,803	Brakes — 39.3%
2020	17	73.4%	1,970	76,382	Brakes — 39.0%
2021	18	71.7%	2,650	78,163	Brakes — 40.8%
2022	19	73.3%	2,109	78,076	Brakes — 36.5%
2023	20	73.6%	2,516	80,244	Brakes — 40.9%
2024	21	75.9%	3,203	82,881	Brakes — 26.9%

Common MOT Failures

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

Brakes

27.3%

↑ Increases with age

Lamps, reflectors and electrical equipment

21.5%

↑ Increases with age

Lamps, Reflectors and Electrical Equipment

16.9%

— Consistent

Tyres

14.6%

↑ Increases with age

Suspension

12.6%

↑ Increases with age

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Brakes	8.8% (6 yrs)	26.9% (21 yrs)	+18.1%	🔴 ↑
Tyres	8.9% (6 yrs)	12.8% (21 yrs)	+3.9%	🔴 ↑

Other Manufacture Years

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

About This Data

This page shows how Porsche Boxster cars manufactured in 2003 perform at MOT as they age. Data spans from 2009 to 2024, covering 45,227 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.