2003 MG Zr — MOT History by Age

How cars manufactured in 2003 perform at MOT as they age

23 years

Current Age

65.4%

Latest Pass Rate

93,764

Total Tests (All Years)

84,529 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 MG Zr as it ages.

6 yrs60.7%

→ ↓4.0%

7 yrs56.7%

→ ↓4.4%

8 yrs52.3%

→ ↓2.5%

9 yrs49.8%

→ ↓3.5%

10 yrs46.3%

→ ↓0.1%

11 yrs46.2%

→ ↑1.5%

12 yrs47.7%

→ ↑0.2%

13 yrs47.9%

→ ↑2.8%

14 yrs50.7%

→ ↑1.3%

15 yrs52.0%

→ ↑3.6%

16 yrs55.6%

→ ↓0.0%

17 yrs55.6%

→ ↑2.9%

18 yrs58.5%

→ ↑1.1%

19 yrs59.6%

→ ↑3.5%

20 yrs63.1%

→ ↑2.3%

21 yrs65.4%

📊 View as table

Age	Pass Rate	Tests
6 yrs	60.7%	14,593
7 yrs	56.7%	13,802
8 yrs	52.3%	13,473
9 yrs	49.8%	12,325
10 yrs	46.3%	10,564
11 yrs	46.2%	8,649
12 yrs	47.7%	6,501
13 yrs	47.9%	4,685
14 yrs	50.7%	3,129
15 yrs	52.0%	1,505
16 yrs	55.6%	1,164
17 yrs	55.6%	800
18 yrs	58.5%	844
19 yrs	59.6%	559
20 yrs	63.1%	610
21 yrs	65.4%	561

Pass Rate Trend

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

📊 View as table

Built	Pass Rate	Tests
2024 (21 yrs)	65.4%	561
2023 (20 yrs)	63.1%	610
2022 (19 yrs)	59.6%	559
2021 (18 yrs)	58.5%	844
2020 (17 yrs)	55.6%	800
2019 (16 yrs)	55.6%	1,164
2018 (15 yrs)	52%	1,505
2017 (14 yrs)	50.7%	3,129
2016 (13 yrs)	47.9%	4,685
2015 (12 yrs)	47.7%	6,501
2014 (11 yrs)	46.2%	8,649
2013 (10 yrs)	46.3%	10,564
2012 (9 yrs)	49.8%	12,325
2011 (8 yrs)	52.3%	13,473
2010 (7 yrs)	56.7%	13,802
2009 (6 yrs)	60.7%	14,593

Year-by-Year MOT Results

2009High Fail Rate

60.7%

Age (yrs) 6Tests 14,593Avg Mileage 51,841Top Failure Lamps, Reflectors and Electrical Equipment — 23.9%

2010High Fail Rate

56.7%

Age (yrs) 7Tests 13,802Avg Mileage 58,785Top Failure Lamps, Reflectors and Electrical Equipment — 26.3%

2011High Fail Rate

52.3%

Age (yrs) 8Tests 13,473Avg Mileage 64,787Top Failure Lamps, Reflectors and Electrical Equipment — 29.2%

2012High Fail Rate

49.8%

Age (yrs) 9Tests 12,325Avg Mileage 71,077Top Failure Lamps, Reflectors and Electrical Equipment — 30.4%

2013High Fail Rate

46.3%

Age (yrs) 10Tests 10,564Avg Mileage 75,923Top Failure Lamps, Reflectors and Electrical Equipment — 65.4%

2014High Fail Rate

46.2%

Age (yrs) 11Tests 8,649Avg Mileage 79,518Top Failure Lamps, Reflectors and Electrical Equipment — 65.8%

2015High Fail Rate

47.7%

Age (yrs) 12Tests 6,501Avg Mileage 82,429Top Failure Lamps, Reflectors and Electrical Equipment — 63.2%

2016High Fail Rate

47.9%

Age (yrs) 13Tests 4,685Avg Mileage 84,165Top Failure Lamps, Reflectors and Electrical Equipment — 62.8%

2017High Fail Rate

50.7%

Age (yrs) 14Tests 3,129Avg Mileage 84,700Top Failure Lamps, Reflectors and Electrical Equipment — 55.4%

2018High Fail Rate

52.0%

Age (yrs) 15Tests 1,505Avg Mileage 83,549Top Failure Brakes — 45.3%

2019High Fail Rate

55.6%

Age (yrs) 16Tests 1,164Avg Mileage 83,110Top Failure Lamps, reflectors and electrical equipment — 41.2%

2020High Fail Rate

55.6%

Age (yrs) 17Tests 800Avg Mileage 84,262Top Failure Brakes — 43.4%

2021High Fail Rate

58.5%

Age (yrs) 18Tests 844Avg Mileage 85,061Top Failure Brakes — 45.4%

2022High Fail Rate

59.6%

Age (yrs) 19Tests 559Avg Mileage 84,433Top Failure Lamps, reflectors and electrical equipment — 40.6%

2023High Fail Rate

63.1%

Age (yrs) 20Tests 610Avg Mileage 84,345Top Failure Brakes — 41.0%

2024

65.4%

Age (yrs) 21Tests 561Avg Mileage 84,529Top Failure Brakes — 37.6%

MOT results for 2003 MG Zr by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	6	60.7%	14,593	51,841	Lamps, Reflectors and Electrical Equipment — 23.9%
2010	7	56.7%	13,802	58,785	Lamps, Reflectors and Electrical Equipment — 26.3%
2011	8	52.3%	13,473	64,787	Lamps, Reflectors and Electrical Equipment — 29.2%
2012	9	49.8%	12,325	71,077	Lamps, Reflectors and Electrical Equipment — 30.4%
2013	10	46.3%	10,564	75,923	Lamps, Reflectors and Electrical Equipment — 65.4%
2014	11	46.2%	8,649	79,518	Lamps, Reflectors and Electrical Equipment — 65.8%
2015	12	47.7%	6,501	82,429	Lamps, Reflectors and Electrical Equipment — 63.2%
2016	13	47.9%	4,685	84,165	Lamps, Reflectors and Electrical Equipment — 62.8%
2017	14	50.7%	3,129	84,700	Lamps, Reflectors and Electrical Equipment — 55.4%
2018	15	52.0%	1,505	83,549	Brakes — 45.3%
2019	16	55.6%	1,164	83,110	Lamps, reflectors and electrical equipment — 41.2%
2020	17	55.6%	800	84,262	Brakes — 43.4%
2021	18	58.5%	844	85,061	Brakes — 45.4%
2022	19	59.6%	559	84,433	Lamps, reflectors and electrical equipment — 40.6%
2023	20	63.1%	610	84,345	Brakes — 41.0%
2024	21	65.4%	561	84,529	Brakes — 37.6%

Common MOT Failures

Top failure categories across all test years for 2003 MG Zr, with age trends.

Lamps, Reflectors and Electrical Equipment

46.9%

↑ Increases with age

Lamps, reflectors and electrical equipment

37.2%

↓ Decreases with age

Brakes

36.2%

↑ Increases with age

Suspension

31.0%

↑ Increases with age

Body, chassis, structure

29.0%

— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Brakes	12.7% (6 yrs)	37.6% (21 yrs)	+24.9%	🔴 ↑
Tyres	13.7% (6 yrs)	21.9% (21 yrs)	+8.2%	🔴 ↑

Other Manufacture Years

2001 2002 2003 2004 2005 2006

← Back to MG Zr overview

Looking for the best year to buy? See the full comparison on the MG Zr page →

About This Data

This page shows how MG Zr cars manufactured in 2003 perform at MOT as they age. Data spans from 2009 to 2024, covering 93,764 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.