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1987 Mercedes-Benz 300 — MOT History by Age

How cars manufactured in 1987 perform at MOT as they age

39 years
Current Age
82.8%
Latest Pass Rate
2,566
Total Tests (All Years)
96,582 mi
Avg Mileage (Latest)

Data from official DVSA MOT testing records

Best vintage for 300

Insufficient data for same-age comparison.

How This Car Ages

Pass rate progression for the 1987 Mercedes-Benz 300 as it ages.

30 yrs71.5%
31 yrs76.0%
32 yrs77.4%
33 yrs78.8%
34 yrs75.0%
35 yrs79.7%
36 yrs77.1%
37 yrs82.8%

Bar chart showing pass rate by car age from 30 to 37 years

Fail Rate %
📊 View as table
AgePass RateTests
30 yrs71.5%361
31 yrs76.0%246
32 yrs77.4%243
33 yrs78.8%203
34 yrs75.0%308
35 yrs79.7%256
36 yrs77.1%279
37 yrs82.8%670

Pass Rate Trend

How the 1987 Mercedes-Benz 300 pass rate changes as it ages, from first MOT to most recent.

Trend shows improving over 8 years

Pass Rate %
📊 View as table
BuiltPass RateTests
2024 (37 yrs)82.8%670
2023 (36 yrs)77.1%279
2022 (35 yrs)79.7%256
2021 (34 yrs)75%308
2020 (33 yrs)78.8%203
2019 (32 yrs)77.4%243
2018 (31 yrs)76%246
2017 (30 yrs)71.5%361

Year-by-Year MOT Results

2017
71.5%
Age (yrs) 30Tests 361Avg Mileage 97,588Top Failure Lamps, Reflectors and Electrical Equipment — 34.1%
2018
76.0%
Age (yrs) 31Tests 246Avg Mileage 99,402Top Failure Suspension — 26.4%
2019
77.4%
Age (yrs) 32Tests 243Avg Mileage 95,915Top Failure Suspension — 36.2%
2020
78.8%
Age (yrs) 33Tests 203Avg Mileage 102,434Top Failure Suspension — 29.1%
2021
75.0%
Age (yrs) 34Tests 308Avg Mileage 98,880Top Failure Suspension — 29.2%
2022
79.7%
Age (yrs) 35Tests 256Avg Mileage 97,974Top Failure Suspension — 25.0%
2023
77.1%
Age (yrs) 36Tests 279Avg Mileage 97,050Top Failure Suspension — 34.1%
2024
82.8%
Age (yrs) 37Tests 670Avg Mileage 96,582Top Failure Suspension — 16.6%

Common MOT Failures

Top failure categories across all test years for 1987 Mercedes-Benz 300, with age trends.

Suspension
27.8%
↓ Decreases with age
Brakes
22.8%
↓ Decreases with age
Lamps, Reflectors and Electrical Equipment
21.1%
↓ Decreases with age
Lamps, reflectors and electrical equipment
20.9%
— Consistent
Driver's View of the Road
15.2%
— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

CategoryAt YoungestAt OldestChangeTrend
Suspension25.5% (30 yrs)16.6% (37 yrs)
-8.9%
🟢 ↓
Brakes23.3% (30 yrs)15.2% (37 yrs)
-8.1%
🟢 ↓

Other Manufacture Years

Looking for the best year to buy? See the full comparison on the Mercedes-Benz 300 page →

About This Data

This page shows how Mercedes-Benz 300 cars manufactured in 1987 perform at MOT as they age. Data spans from 2017 to 2024, covering 2,566 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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