1974 MG Bgt — MOT History by Age

How cars manufactured in 1974 perform at MOT as they age

52 years

Current Age

83.3%

Latest Pass Rate

636

Total Tests (All Years)

37,897 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 1974 MG Bgt as it ages.

35 yrs75.0%

→ ↓9.0%

36 yrs66.0%

→ ↑1.9%

37 yrs67.9%

→ ↓5.2%

38 yrs62.7%

→ ↑8.7%

39 yrs71.4%

→ ↑0.7%

40 yrs72.1%

→ ↓2.0%

41 yrs70.1%

→ ↑12.1%

42 yrs82.2%

→ ↓10.1%

43 yrs72.1%

→ ↑11.2%

44 yrs83.3%

→ ↓5.9%

47 yrs77.4%

→ ↑5.9%

50 yrs83.3%

📊 View as table

Age	Pass Rate	Tests
35 yrs	75.0%	60
36 yrs	66.0%	53
37 yrs	67.9%	56
38 yrs	62.7%	51
39 yrs	71.4%	56
40 yrs	72.1%	61
41 yrs	70.1%	67
42 yrs	82.2%	73
43 yrs	72.1%	68
44 yrs	83.3%	30
47 yrs	77.4%	31
50 yrs	83.3%	30

Pass Rate Trend

How the 1974 MG Bgt pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2024 (50 yrs)	83.3%	30
2021 (47 yrs)	77.4%	31
2018 (44 yrs)	83.3%	30
2017 (43 yrs)	72.1%	68
2016 (42 yrs)	82.2%	73
2015 (41 yrs)	70.1%	67
2014 (40 yrs)	72.1%	61
2013 (39 yrs)	71.4%	56
2012 (38 yrs)	62.7%	51
2011 (37 yrs)	67.9%	56
2010 (36 yrs)	66%	53
2009 (35 yrs)	75%	60

Year-by-Year MOT Results

2009

75.0%

Age (yrs) 35Tests 60Avg Mileage 50,943Top Failure Lamps, Reflectors and Electrical Equipment — 13.3%

2010

66.0%

Age (yrs) 36Tests 53Avg Mileage 50,462Top Failure Lamps, Reflectors and Electrical Equipment — 17.0%

2011

67.9%

Age (yrs) 37Tests 56Avg Mileage 47,922Top Failure Lamps, Reflectors and Electrical Equipment — 12.5%

2012High Fail Rate

62.7%

Age (yrs) 38Tests 51Avg Mileage 48,708Top Failure Suspension — 21.6%

2013

71.4%

Age (yrs) 39Tests 56Avg Mileage 62,444Top Failure Suspension — 53.6%

2014

72.1%

Age (yrs) 40Tests 61Avg Mileage 49,193Top Failure Suspension — 26.2%

2015

70.1%

Age (yrs) 41Tests 67Avg Mileage 50,951Top Failure Brakes — 26.9%

2016

82.2%

Age (yrs) 42Tests 73Avg Mileage 46,515Top Failure Lamps, Reflectors and Electrical Equipment — 21.9%

2017

72.1%

Age (yrs) 43Tests 68Avg Mileage 47,173Top Failure Brakes — 45.6%

2018

83.3%

Age (yrs) 44Tests 30Avg Mileage 42,426Top Failure Suspension — 30.0%

2021

77.4%

Age (yrs) 47Tests 31Avg Mileage 43,864Top Failure Brakes — 16.1%

2024

83.3%

Age (yrs) 50Tests 30Avg Mileage 37,897Top Failure Brakes — 16.7%

MOT results for 1974 MG Bgt by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	35	75.0%	60	50,943	Lamps, Reflectors and Electrical Equipment — 13.3%
2010	36	66.0%	53	50,462	Lamps, Reflectors and Electrical Equipment — 17.0%
2011	37	67.9%	56	47,922	Lamps, Reflectors and Electrical Equipment — 12.5%
2012	38	62.7%	51	48,708	Suspension — 21.6%
2013	39	71.4%	56	62,444	Suspension — 53.6%
2014	40	72.1%	61	49,193	Suspension — 26.2%
2015	41	70.1%	67	50,951	Brakes — 26.9%
2016	42	82.2%	73	46,515	Lamps, Reflectors and Electrical Equipment — 21.9%
2017	43	72.1%	68	47,173	Brakes — 45.6%
2018	44	83.3%	30	42,426	Suspension — 30.0%
2021	47	77.4%	31	43,864	Brakes — 16.1%
2024	50	83.3%	30	37,897	Brakes — 16.7%

Common MOT Failures

Top failure categories across all test years for 1974 MG Bgt, with age trends.

Suspension

21.5%

— Consistent

Lamps, Reflectors and Electrical Equipment

18.8%

↓ Decreases with age

Brakes

18.6%

↑ Increases with age

Lamps, reflectors and electrical equipment

12.9%

— Consistent

Noise, emissions and leaks

10.0%

— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Brakes	10.0% (35 yrs)	16.7% (50 yrs)	+6.7%	🔴 ↑
Suspension	6.7% (35 yrs)	6.7% (50 yrs)	0.0%	⚪ —

Other Manufacture Years

1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981

← Back to MG Bgt overview

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

About This Data

This page shows how MG Bgt cars manufactured in 1974 perform at MOT as they age. Data spans from 2009 to 2024, covering 636 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.