1981 Porsche 924 — MOT History by Age

How cars manufactured in 1981 perform at MOT as they age

45 years

Current Age

83.3%

Latest Pass Rate

1,618

Total Tests (All Years)

52,413 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Best vintage for 924

Insufficient data for same-age comparison.

How This Car Ages

Pass rate progression for the 1981 Porsche 924 as it ages.

28 yrs55.6%

→ ↓4.4%

29 yrs51.2%

→ ↑3.2%

30 yrs54.4%

→ ↑3.2%

31 yrs57.6%

→ ↑1.1%

32 yrs58.7%

→ ↓3.4%

33 yrs55.3%

→ ↑4.7%

34 yrs60.0%

→ ↑2.9%

35 yrs62.9%

→ ↓7.6%

36 yrs55.3%

→ ↑9.3%

37 yrs64.6%

→ ↓3.5%

38 yrs61.1%

→ ↑11.8%

39 yrs72.9%

→ ↓6.8%

40 yrs66.1%

→ ↑12.0%

41 yrs78.1%

→ ↑5.2%

43 yrs83.3%

📊 View as table

Age	Pass Rate	Tests
28 yrs	55.6%	187
29 yrs	51.2%	168
30 yrs	54.4%	149
31 yrs	57.6%	125
32 yrs	58.7%	109
33 yrs	55.3%	123
34 yrs	60.0%	120
35 yrs	62.9%	124
36 yrs	55.3%	114
37 yrs	64.6%	79
38 yrs	61.1%	90
39 yrs	72.9%	70
40 yrs	66.1%	62
41 yrs	78.1%	32
43 yrs	83.3%	66

Pass Rate Trend

How the 1981 Porsche 924 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2024 (43 yrs)	83.3%	66
2022 (41 yrs)	78.1%	32
2021 (40 yrs)	66.1%	62
2020 (39 yrs)	72.9%	70
2019 (38 yrs)	61.1%	90
2018 (37 yrs)	64.6%	79
2017 (36 yrs)	55.3%	114
2016 (35 yrs)	62.9%	124
2015 (34 yrs)	60%	120
2014 (33 yrs)	55.3%	123
2013 (32 yrs)	58.7%	109
2012 (31 yrs)	57.6%	125
2011 (30 yrs)	54.4%	149
2010 (29 yrs)	51.2%	168
2009 (28 yrs)	55.6%	187

Year-by-Year MOT Results

2009High Fail Rate

55.6%

Age (yrs) 28Tests 187Avg Mileage 56,715Top Failure Lamps, Reflectors and Electrical Equipment — 28.9%

2010High Fail Rate

51.2%

Age (yrs) 29Tests 168Avg Mileage 49,743Top Failure Lamps, Reflectors and Electrical Equipment — 31.5%

2011High Fail Rate

54.4%

Age (yrs) 30Tests 149Avg Mileage 53,557Top Failure Lamps, Reflectors and Electrical Equipment — 31.5%

2012High Fail Rate

57.6%

Age (yrs) 31Tests 125Avg Mileage 53,618Top Failure Brakes — 25.6%

2013High Fail Rate

58.7%

Age (yrs) 32Tests 109Avg Mileage 50,588Top Failure Brakes — 80.7%

2014High Fail Rate

55.3%

Age (yrs) 33Tests 123Avg Mileage 49,663Top Failure Brakes — 86.2%

2015High Fail Rate

60.0%

Age (yrs) 34Tests 120Avg Mileage 51,049Top Failure Brakes — 70.0%

2016High Fail Rate

62.9%

Age (yrs) 35Tests 124Avg Mileage 48,173Top Failure Lamps, Reflectors and Electrical Equipment — 55.6%

2017High Fail Rate

55.3%

Age (yrs) 36Tests 114Avg Mileage 57,892Top Failure Lamps, Reflectors and Electrical Equipment — 62.3%

2018High Fail Rate

64.6%

Age (yrs) 37Tests 79Avg Mileage 52,316Top Failure Brakes — 54.4%

2019High Fail Rate

61.1%

Age (yrs) 38Tests 90Avg Mileage 51,776Top Failure Lamps, reflectors and electrical equipment — 37.8%

2020

72.9%

Age (yrs) 39Tests 70Avg Mileage 56,037Top Failure Lamps, reflectors and electrical equipment — 34.3%

2021

66.1%

Age (yrs) 40Tests 62Avg Mileage 54,587Top Failure Brakes — 66.1%

2022

78.1%

Age (yrs) 41Tests 32Avg Mileage 47,386Top Failure Lamps, reflectors and electrical equipment — 15.6%

2024

83.3%

Age (yrs) 43Tests 66Avg Mileage 52,413Top Failure Lamps, reflectors and electrical equipment — 24.2%

MOT results for 1981 Porsche 924 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	28	55.6%	187	56,715	Lamps, Reflectors and Electrical Equipment — 28.9%
2010	29	51.2%	168	49,743	Lamps, Reflectors and Electrical Equipment — 31.5%
2011	30	54.4%	149	53,557	Lamps, Reflectors and Electrical Equipment — 31.5%
2012	31	57.6%	125	53,618	Brakes — 25.6%
2013	32	58.7%	109	50,588	Brakes — 80.7%
2014	33	55.3%	123	49,663	Brakes — 86.2%
2015	34	60.0%	120	51,049	Brakes — 70.0%
2016	35	62.9%	124	48,173	Lamps, Reflectors and Electrical Equipment — 55.6%
2017	36	55.3%	114	57,892	Lamps, Reflectors and Electrical Equipment — 62.3%
2018	37	64.6%	79	52,316	Brakes — 54.4%
2019	38	61.1%	90	51,776	Lamps, reflectors and electrical equipment — 37.8%
2020	39	72.9%	70	56,037	Lamps, reflectors and electrical equipment — 34.3%
2021	40	66.1%	62	54,587	Brakes — 66.1%
2022	41	78.1%	32	47,386	Lamps, reflectors and electrical equipment — 15.6%
2024	43	83.3%	66	52,413	Lamps, reflectors and electrical equipment — 24.2%

Common MOT Failures

Top failure categories across all test years for 1981 Porsche 924, with age trends.

Lamps, Reflectors and Electrical Equipment

42.9%

↓ Decreases with age

Brakes

42.5%

↓ Decreases with age

Lamps, reflectors and electrical equipment

29.1%

↑ Increases with age

Suspension

28.2%

— Consistent

Driver's View of the Road

20.7%

↑ 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	26.2% (28 yrs)	7.6% (43 yrs)	-18.6%	🟢 ↓
Suspension	15.5% (28 yrs)	15.2% (43 yrs)	-0.3%	⚪ —

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 1981 perform at MOT as they age. Data spans from 2009 to 2024, covering 1,618 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.