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1985 Mercedes Unclassified — MOT History by Age

How cars manufactured in 1985 perform at MOT as they age

41 years
Current Age
50.0%
Latest Pass Rate
209
Total Tests (All Years)
127,636 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 Mercedes Unclassified as it ages.

24 yrs40.3%
25 yrs38.9%
26 yrs41.7%
27 yrs50.0%

Bar chart showing pass rate by car age from 24 to 27 years

Fail Rate %
📊 View as table
AgePass RateTests
24 yrs40.3%67
25 yrs38.9%54
26 yrs41.7%48
27 yrs50.0%40

Pass Rate Trend

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

Trend shows improving over 4 years

Pass Rate %
📊 View as table
BuiltPass RateTests
2012 (27 yrs)50%40
2011 (26 yrs)41.7%48
2010 (25 yrs)38.9%54
2009 (24 yrs)40.3%67

Year-by-Year MOT Results

2009High Fail Rate
40.3%
Age (yrs) 24Tests 67Avg Mileage 161,348Top Failure Lamps, Reflectors and Electrical Equipment — 44.8%
2010High Fail Rate
38.9%
Age (yrs) 25Tests 54Avg Mileage 170,647Top Failure Lamps, Reflectors and Electrical Equipment — 42.6%
2011High Fail Rate
41.7%
Age (yrs) 26Tests 48Avg Mileage 149,313Top Failure Lamps, Reflectors and Electrical Equipment — 43.8%
2012High Fail Rate
50.0%
Age (yrs) 27Tests 40Avg Mileage 127,636Top Failure Lamps, Reflectors and Electrical Equipment — 42.5%

Common MOT Failures

Top failure categories across all test years for 1985 Mercedes Unclassified, with age trends.

Lamps, Reflectors and Electrical Equipment
43.4%
— Consistent
Brakes
35.3%
— Consistent
Suspension
27.9%
— Consistent
Steering
20.0%
— Consistent
Driver's View of the Road
18.8%
↑ Increases with age

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

CategoryAt YoungestAt OldestChangeTrend
Driver's View of the Road16.4% (24 yrs)20.0% (27 yrs)
+3.6%
🔴 ↑
Lamps, Reflectors and Electrical Equipment44.8% (24 yrs)42.5% (27 yrs)
-2.3%
🟢 ↓
Suspension31.3% (24 yrs)30.0% (27 yrs)
-1.3%
⚪ —
Brakes34.3% (24 yrs)35.0% (27 yrs)
+0.7%
⚪ —

Other Manufacture Years

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

About This Data

This page shows how Mercedes Unclassified cars manufactured in 1985 perform at MOT as they age. Data spans from 2009 to 2012, covering 209 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.

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