1985 Porsche 924 — MOT History by Age

How cars manufactured in 1985 perform at MOT as they age

41 years

Current Age

71.3%

Latest Pass Rate

1,716

Total Tests (All Years)

43,121 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 1985 Porsche 924 as it ages.

24 yrs49.3%

→ ↑10.3%

25 yrs59.6%

→ ↓3.5%

26 yrs56.1%

→ ↑3.0%

27 yrs59.1%

→ ↓2.3%

28 yrs56.8%

→ ↓4.5%

29 yrs52.3%

→ ↑11.2%

30 yrs63.5%

→ ↓5.2%

31 yrs58.3%

→ ↓4.0%

32 yrs54.3%

→ ↑14.6%

33 yrs68.9%

→ ↓1.7%

34 yrs67.2%

→ ↑3.2%

35 yrs70.4%

→ ↑2.2%

36 yrs72.6%

→ ↑8.9%

37 yrs81.5%

→ ↓19.0%

38 yrs62.5%

→ ↑8.8%

39 yrs71.3%

📊 View as table

Age	Pass Rate	Tests
24 yrs	49.3%	205
25 yrs	59.6%	156
26 yrs	56.1%	157
27 yrs	59.1%	137
28 yrs	56.8%	118
29 yrs	52.3%	109
30 yrs	63.5%	104
31 yrs	58.3%	103
32 yrs	54.3%	92
33 yrs	68.9%	61
34 yrs	67.2%	64
35 yrs	70.4%	54
36 yrs	72.6%	84
37 yrs	81.5%	65
38 yrs	62.5%	64
39 yrs	71.3%	143

Pass Rate Trend

How the 1985 Porsche 924 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2024 (39 yrs)	71.3%	143
2023 (38 yrs)	62.5%	64
2022 (37 yrs)	81.5%	65
2021 (36 yrs)	72.6%	84
2020 (35 yrs)	70.4%	54
2019 (34 yrs)	67.2%	64
2018 (33 yrs)	68.9%	61
2017 (32 yrs)	54.3%	92
2016 (31 yrs)	58.3%	103
2015 (30 yrs)	63.5%	104
2014 (29 yrs)	52.3%	109
2013 (28 yrs)	56.8%	118
2012 (27 yrs)	59.1%	137
2011 (26 yrs)	56.1%	157
2010 (25 yrs)	59.6%	156
2009 (24 yrs)	49.3%	205

Year-by-Year MOT Results

2009High Fail Rate

49.3%

Age (yrs) 24Tests 205Avg Mileage 47,898Top Failure Brakes — 29.8%

2010High Fail Rate

59.6%

Age (yrs) 25Tests 156Avg Mileage 48,226Top Failure Brakes — 25.0%

2011High Fail Rate

56.1%

Age (yrs) 26Tests 157Avg Mileage 50,935Top Failure Brakes — 32.5%

2012High Fail Rate

59.1%

Age (yrs) 27Tests 137Avg Mileage 47,572Top Failure Lamps, Reflectors and Electrical Equipment — 25.5%

2013High Fail Rate

56.8%

Age (yrs) 28Tests 118Avg Mileage 47,565Top Failure Brakes — 65.3%

2014High Fail Rate

52.3%

Age (yrs) 29Tests 109Avg Mileage 49,334Top Failure Brakes — 76.1%

2015High Fail Rate

63.5%

Age (yrs) 30Tests 104Avg Mileage 48,220Top Failure Brakes — 48.1%

2016High Fail Rate

58.3%

Age (yrs) 31Tests 103Avg Mileage 48,774Top Failure Brakes — 77.7%

2017High Fail Rate

54.3%

Age (yrs) 32Tests 92Avg Mileage 42,046Top Failure Brakes — 112.0%

2018

68.9%

Age (yrs) 33Tests 61Avg Mileage 45,088Top Failure Brakes — 57.4%

2019

67.2%

Age (yrs) 34Tests 64Avg Mileage 46,420Top Failure Brakes — 59.4%

2020

70.4%

Age (yrs) 35Tests 54Avg Mileage 48,001Top Failure Brakes — 48.1%

2021

72.6%

Age (yrs) 36Tests 84Avg Mileage 46,415Top Failure Brakes — 52.4%

2022

81.5%

Age (yrs) 37Tests 65Avg Mileage 49,119Top Failure Brakes — 36.9%

2023High Fail Rate

62.5%

Age (yrs) 38Tests 64Avg Mileage 49,308Top Failure Brakes — 43.8%

2024

71.3%

Age (yrs) 39Tests 143Avg Mileage 43,121Top Failure Brakes — 44.1%

MOT results for 1985 Porsche 924 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	24	49.3%	205	47,898	Brakes — 29.8%
2010	25	59.6%	156	48,226	Brakes — 25.0%
2011	26	56.1%	157	50,935	Brakes — 32.5%
2012	27	59.1%	137	47,572	Lamps, Reflectors and Electrical Equipment — 25.5%
2013	28	56.8%	118	47,565	Brakes — 65.3%
2014	29	52.3%	109	49,334	Brakes — 76.1%
2015	30	63.5%	104	48,220	Brakes — 48.1%
2016	31	58.3%	103	48,774	Brakes — 77.7%
2017	32	54.3%	92	42,046	Brakes — 112.0%
2018	33	68.9%	61	45,088	Brakes — 57.4%
2019	34	67.2%	64	46,420	Brakes — 59.4%
2020	35	70.4%	54	48,001	Brakes — 48.1%
2021	36	72.6%	84	46,415	Brakes — 52.4%
2022	37	81.5%	65	49,119	Brakes — 36.9%
2023	38	62.5%	64	49,308	Brakes — 43.8%
2024	39	71.3%	143	43,121	Brakes — 44.1%

Common MOT Failures

Top failure categories across all test years for 1985 Porsche 924, with age trends.

Brakes

52.1%

↑ Increases with age

Lamps, Reflectors and Electrical Equipment

37.4%

↑ Increases with age

Suspension

31.0%

↑ Increases with age

Lamps, reflectors and electrical equipment

27.7%

↑ Increases with age

Tyres

27.1%

— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Brakes	29.8% (24 yrs)	44.1% (39 yrs)	+14.3%	🔴 ↑
Suspension	20.0% (24 yrs)	28.0% (39 yrs)	+8.0%	🔴 ↑

Other Manufacture Years

1979 1980 1981 1982 1983 1984 1985 1986 1987 1988

← Back to Porsche 924 overview

Looking for the best year to buy? See the full comparison on the Porsche 924 page →

About This Data

This page shows how Porsche 924 cars manufactured in 1985 perform at MOT as they age. Data spans from 2009 to 2024, covering 1,716 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.