1979 MG Unclassified — MOT History by Age

How cars manufactured in 1979 perform at MOT as they age

47 years

Current Age

53.3%

Latest Pass Rate

491

Total Tests (All Years)

46,661 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 1979 MG Unclassified as it ages.

30 yrs50.4%

→ ↑11.9%

31 yrs62.3%

→ ↓7.8%

32 yrs54.5%

→ ↓6.2%

33 yrs48.3%

→ ↑17.5%

37 yrs65.8%

→ ↓3.3%

38 yrs62.5%

→ ↓9.2%

39 yrs53.3%

📊 View as table

Age	Pass Rate	Tests
30 yrs	50.4%	129
31 yrs	62.3%	106
32 yrs	54.5%	88
33 yrs	48.3%	60
37 yrs	65.8%	38
38 yrs	62.5%	40
39 yrs	53.3%	30

Pass Rate Trend

How the 1979 MG Unclassified pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2018 (39 yrs)	53.3%	30
2017 (38 yrs)	62.5%	40
2016 (37 yrs)	65.8%	38
2012 (33 yrs)	48.3%	60
2011 (32 yrs)	54.5%	88
2010 (31 yrs)	62.3%	106
2009 (30 yrs)	50.4%	129

Year-by-Year MOT Results

2009High Fail Rate

50.4%

Age (yrs) 30Tests 129Avg Mileage 49,236Top Failure Suspension — 31.8%

2010High Fail Rate

62.3%

Age (yrs) 31Tests 106Avg Mileage 46,706Top Failure Lamps, Reflectors and Electrical Equipment — 22.6%

2011High Fail Rate

54.5%

Age (yrs) 32Tests 88Avg Mileage 46,894Top Failure Brakes — 26.1%

2012High Fail Rate

48.3%

Age (yrs) 33Tests 60Avg Mileage 53,890Top Failure Suspension — 31.7%

2016

65.8%

Age (yrs) 37Tests 38Avg Mileage 52,828Top Failure Brakes — 52.6%

2017High Fail Rate

62.5%

Age (yrs) 38Tests 40Avg Mileage 65,092Top Failure Lamps, Reflectors and Electrical Equipment — 35.0%

2018High Fail Rate

53.3%

Age (yrs) 39Tests 30Avg Mileage 46,661Top Failure Brakes — 46.7%

MOT results for 1979 MG Unclassified by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	30	50.4%	129	49,236	Suspension — 31.8%
2010	31	62.3%	106	46,706	Lamps, Reflectors and Electrical Equipment — 22.6%
2011	32	54.5%	88	46,894	Brakes — 26.1%
2012	33	48.3%	60	53,890	Suspension — 31.7%
2016	37	65.8%	38	52,828	Brakes — 52.6%
2017	38	62.5%	40	65,092	Lamps, Reflectors and Electrical Equipment — 35.0%
2018	39	53.3%	30	46,661	Brakes — 46.7%

Common MOT Failures

Top failure categories across all test years for 1979 MG Unclassified, with age trends.

Lamps, Reflectors and Electrical Equipment

29.8%

↓ Decreases with age

Brakes

28.2%

↑ Increases with age

Suspension

24.1%

↓ Decreases with age

Lamps, reflectors and electrical equipment

20.0%

— Consistent

Noise, emissions and leaks

20.0%

— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Brakes	26.4% (30 yrs)	46.7% (39 yrs)	+20.3%	🔴 ↑
Suspension	31.8% (30 yrs)	16.7% (39 yrs)	-15.1%	🟢 ↓
Lamps, Reflectors and Electrical Equipment	30.2% (30 yrs)	16.7% (39 yrs)	-13.5%	🟢 ↓

Other Manufacture Years

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

About This Data

This page shows how MG Unclassified cars manufactured in 1979 perform at MOT as they age. Data spans from 2009 to 2018, covering 491 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.