2005 MG Zt-t — MOT History by Age

How cars manufactured in 2005 perform at MOT as they age

21 years

Current Age

64.0%

Latest Pass Rate

6,130

Total Tests (All Years)

121,713 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 19

This car: 64.0%

Average: 55.4%

✅ 8.6% above average (7550 models compared)

How This Car Ages

Pass rate progression for the 2005 MG Zt-t as it ages.

4 yrs75.2%

→ ↓4.9%

5 yrs70.3%

→ ↓7.6%

6 yrs62.7%

→ ↓3.0%

7 yrs59.7%

→ ↓0.5%

8 yrs59.2%

→ ↓0.8%

9 yrs58.4%

→ ↓5.5%

10 yrs52.9%

→ ↓0.4%

11 yrs52.5%

→ ↑3.5%

12 yrs56.0%

→ ↑6.4%

13 yrs62.4%

→ ↓5.6%

14 yrs56.8%

→ ↑1.8%

15 yrs58.6%

→ ↓3.7%

16 yrs54.9%

→ ↑1.8%

17 yrs56.7%

→ ↓0.1%

18 yrs56.6%

→ ↑7.4%

19 yrs64.0%

📊 View as table

Age	Pass Rate	Tests
4 yrs	75.2%	572
5 yrs	70.3%	566
6 yrs	62.7%	566
7 yrs	59.7%	553
8 yrs	59.2%	542
9 yrs	58.4%	512
10 yrs	52.9%	484
11 yrs	52.5%	446
12 yrs	56.0%	393
13 yrs	62.4%	255
14 yrs	56.8%	236
15 yrs	58.6%	198
16 yrs	54.9%	237
17 yrs	56.7%	178
18 yrs	56.6%	189
19 yrs	64.0%	203

Pass Rate Trend

How the 2005 MG Zt-t pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2024 (19 yrs)	64%	203
2023 (18 yrs)	56.6%	189
2022 (17 yrs)	56.7%	178
2021 (16 yrs)	54.9%	237
2020 (15 yrs)	58.6%	198
2019 (14 yrs)	56.8%	236
2018 (13 yrs)	62.4%	255
2017 (12 yrs)	56%	393
2016 (11 yrs)	52.5%	446
2015 (10 yrs)	52.9%	484
2014 (9 yrs)	58.4%	512
2013 (8 yrs)	59.2%	542
2012 (7 yrs)	59.7%	553
2011 (6 yrs)	62.7%	566
2010 (5 yrs)	70.3%	566
2009 (4 yrs)	75.2%	572

Year-by-Year MOT Results

2009

75.2%

Age (yrs) 4Tests 572Avg Mileage 48,678Top Failure Brakes — 11.7%

2010

70.3%

Age (yrs) 5Tests 566Avg Mileage 58,422Top Failure Lamps, Reflectors and Electrical Equipment — 14.3%

2011High Fail Rate

62.7%

Age (yrs) 6Tests 566Avg Mileage 67,240Top Failure Lamps, Reflectors and Electrical Equipment — 17.5%

2012High Fail Rate

59.7%

Age (yrs) 7Tests 553Avg Mileage 76,293Top Failure Brakes — 20.8%

2013High Fail Rate

59.2%

Age (yrs) 8Tests 542Avg Mileage 83,169Top Failure Brakes — 45.9%

2014High Fail Rate

58.4%

Age (yrs) 9Tests 512Avg Mileage 89,700Top Failure Brakes — 62.7%

2015High Fail Rate

52.9%

Age (yrs) 10Tests 484Avg Mileage 94,903Top Failure Brakes — 57.9%

2016High Fail Rate

52.5%

Age (yrs) 11Tests 446Avg Mileage 98,935Top Failure Brakes — 65.7%

2017High Fail Rate

56.0%

Age (yrs) 12Tests 393Avg Mileage 105,135Top Failure Brakes — 74.3%

2018High Fail Rate

62.4%

Age (yrs) 13Tests 255Avg Mileage 109,655Top Failure Brakes — 59.2%

2019High Fail Rate

56.8%

Age (yrs) 14Tests 236Avg Mileage 111,398Top Failure Brakes — 69.5%

2020High Fail Rate

58.6%

Age (yrs) 15Tests 198Avg Mileage 118,887Top Failure Suspension — 70.2%

2021High Fail Rate

54.9%

Age (yrs) 16Tests 237Avg Mileage 116,654Top Failure Suspension — 68.8%

2022High Fail Rate

56.7%

Age (yrs) 17Tests 178Avg Mileage 118,219Top Failure Suspension — 74.2%

2023High Fail Rate

56.6%

Age (yrs) 18Tests 189Avg Mileage 122,272Top Failure Brakes — 64.0%

2024High Fail Rate

64.0%

Age (yrs) 19Tests 203Avg Mileage 121,713Top Failure Suspension — 56.2%

MOT results for 2005 MG Zt-t by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	4	75.2%	572	48,678	Brakes — 11.7%
2010	5	70.3%	566	58,422	Lamps, Reflectors and Electrical Equipment — 14.3%
2011	6	62.7%	566	67,240	Lamps, Reflectors and Electrical Equipment — 17.5%
2012	7	59.7%	553	76,293	Brakes — 20.8%
2013	8	59.2%	542	83,169	Brakes — 45.9%
2014	9	58.4%	512	89,700	Brakes — 62.7%
2015	10	52.9%	484	94,903	Brakes — 57.9%
2016	11	52.5%	446	98,935	Brakes — 65.7%
2017	12	56.0%	393	105,135	Brakes — 74.3%
2018	13	62.4%	255	109,655	Brakes — 59.2%
2019	14	56.8%	236	111,398	Brakes — 69.5%
2020	15	58.6%	198	118,887	Suspension — 70.2%
2021	16	54.9%	237	116,654	Suspension — 68.8%
2022	17	56.7%	178	118,219	Suspension — 74.2%
2023	18	56.6%	189	122,272	Brakes — 64.0%
2024	19	64.0%	203	121,713	Suspension — 56.2%

Common MOT Failures

Top failure categories across all test years for 2005 MG Zt-t, with age trends.

Brakes

49.7%

↑ Increases with age

Suspension

41.1%

↑ Increases with age

Lamps, reflectors and electrical equipment

40.7%

↑ Increases with age

Lamps, Reflectors and Electrical Equipment

29.4%

↑ Increases with age

Tyres

23.6%

↑ 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
Suspension	4.2% (4 yrs)	56.2% (19 yrs)	+52.0%	🔴 ↑
Brakes	11.7% (4 yrs)	45.3% (19 yrs)	+33.6%	🔴 ↑
Tyres	10.0% (4 yrs)	24.1% (19 yrs)	+14.1%	🔴 ↑

Other Manufacture Years

2001 2002 2003 2004 2005 2006

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About This Data

This page shows how MG Zt-t cars manufactured in 2005 perform at MOT as they age. Data spans from 2009 to 2024, covering 6,130 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.