1984 Mercedes 380 — MOT History by Age

How cars manufactured in 1984 perform at MOT as they age

42 years

Current Age

78.4%

Latest Pass Rate

1,019

Total Tests (All Years)

104,855 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 1984 Mercedes 380 as it ages.

25 yrs62.8%

→ ↓4.7%

26 yrs58.1%

→ ↑13.1%

27 yrs71.2%

→ ↓3.7%

28 yrs67.5%

→ ↓3.3%

29 yrs64.2%

→ ↑10.2%

30 yrs74.4%

→ ↓9.6%

31 yrs64.8%

→ ↓1.4%

32 yrs63.4%

→ ↑10.6%

33 yrs74.0%

→ ↑3.1%

34 yrs77.1%

→ ↑1.3%

35 yrs78.4%

📊 View as table

Age	Pass Rate	Tests
25 yrs	62.8%	121
26 yrs	58.1%	117
27 yrs	71.2%	118
28 yrs	67.5%	114
29 yrs	64.2%	109
30 yrs	74.4%	117
31 yrs	64.8%	108
32 yrs	63.4%	93
33 yrs	74.0%	50
34 yrs	77.1%	35
35 yrs	78.4%	37

Pass Rate Trend

How the 1984 Mercedes 380 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2019 (35 yrs)	78.4%	37
2018 (34 yrs)	77.1%	35
2017 (33 yrs)	74%	50
2016 (32 yrs)	63.4%	93
2015 (31 yrs)	64.8%	108
2014 (30 yrs)	74.4%	117
2013 (29 yrs)	64.2%	109
2012 (28 yrs)	67.5%	114
2011 (27 yrs)	71.2%	118
2010 (26 yrs)	58.1%	117
2009 (25 yrs)	62.8%	121

Year-by-Year MOT Results

2009High Fail Rate

62.8%

Age (yrs) 25Tests 121Avg Mileage 107,882Top Failure Lamps, Reflectors and Electrical Equipment — 19.8%

2010High Fail Rate

58.1%

Age (yrs) 26Tests 117Avg Mileage 107,609Top Failure Lamps, Reflectors and Electrical Equipment — 21.4%

2011

71.2%

Age (yrs) 27Tests 118Avg Mileage 106,356Top Failure Lamps, Reflectors and Electrical Equipment — 18.6%

2012

67.5%

Age (yrs) 28Tests 114Avg Mileage 101,943Top Failure Brakes — 15.8%

2013High Fail Rate

64.2%

Age (yrs) 29Tests 109Avg Mileage 106,668Top Failure Lamps, Reflectors and Electrical Equipment — 44.0%

2014

74.4%

Age (yrs) 30Tests 117Avg Mileage 104,393Top Failure Lamps, Reflectors and Electrical Equipment — 38.5%

2015High Fail Rate

64.8%

Age (yrs) 31Tests 108Avg Mileage 105,586Top Failure Lamps, Reflectors and Electrical Equipment — 41.7%

2016High Fail Rate

63.4%

Age (yrs) 32Tests 93Avg Mileage 101,981Top Failure Suspension — 38.7%

2017

74.0%

Age (yrs) 33Tests 50Avg Mileage 99,794Top Failure Lamps, Reflectors and Electrical Equipment — 28.0%

2018

77.1%

Age (yrs) 34Tests 35Avg Mileage 104,597Top Failure Lamps, reflectors and electrical equipment — 22.9%

2019

78.4%

Age (yrs) 35Tests 37Avg Mileage 104,855Top Failure Lamps, reflectors and electrical equipment — 21.6%

MOT results for 1984 Mercedes 380 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	25	62.8%	121	107,882	Lamps, Reflectors and Electrical Equipment — 19.8%
2010	26	58.1%	117	107,609	Lamps, Reflectors and Electrical Equipment — 21.4%
2011	27	71.2%	118	106,356	Lamps, Reflectors and Electrical Equipment — 18.6%
2012	28	67.5%	114	101,943	Brakes — 15.8%
2013	29	64.2%	109	106,668	Lamps, Reflectors and Electrical Equipment — 44.0%
2014	30	74.4%	117	104,393	Lamps, Reflectors and Electrical Equipment — 38.5%
2015	31	64.8%	108	105,586	Lamps, Reflectors and Electrical Equipment — 41.7%
2016	32	63.4%	93	101,981	Suspension — 38.7%
2017	33	74.0%	50	99,794	Lamps, Reflectors and Electrical Equipment — 28.0%
2018	34	77.1%	35	104,597	Lamps, reflectors and electrical equipment — 22.9%
2019	35	78.4%	37	104,855	Lamps, reflectors and electrical equipment — 21.6%

Common MOT Failures

Top failure categories across all test years for 1984 Mercedes 380, with age trends.

Lamps, Reflectors and Electrical Equipment

26.8%

— Consistent

Brakes

22.9%

— Consistent

Lamps, reflectors and electrical equipment

22.3%

— Consistent

Suspension

21.1%

— Consistent

Body, chassis, structure

16.2%

— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Suspension	15.7% (25 yrs)	16.2% (35 yrs)	+0.5%	⚪ —
Brakes	19.0% (25 yrs)	18.9% (35 yrs)	-0.1%	⚪ —

Other Manufacture Years

1980 1981 1982 1983 1984 1985

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Looking for the best year to buy? See the full comparison on the Mercedes 380 page →

About This Data

This page shows how Mercedes 380 cars manufactured in 1984 perform at MOT as they age. Data spans from 2009 to 2019, covering 1,019 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.