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2018 Mercedes-Benz M8 — MOT History by Age

How cars manufactured in 2018 perform at MOT as they age

8 years
Current Age
73.8%
Latest Pass Rate
480
Total Tests (All Years)
196,209 mi
Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 6

This car: 73.8%
Average: 73.4%

✅ 0.4% above average (18367 models compared)

How This Car Ages

Pass rate progression for the 2018 Mercedes-Benz M8 as it ages.

1 yrs94.3%
2 yrs96.4%
3 yrs78.7%
4 yrs83.1%
5 yrs68.7%
6 yrs73.8%

Bar chart showing pass rate by car age from 1 to 6 years

Fail Rate %
📊 View as table
AgePass RateTests
1 yrs94.3%70
2 yrs96.4%83
3 yrs78.7%89
4 yrs83.1%71
5 yrs68.7%83
6 yrs73.8%84

Pass Rate Trend

How the 2018 Mercedes-Benz M8 pass rate changes as it ages, from first MOT to most recent.

Trend shows declining over 6 years

Pass Rate %
📊 View as table
BuiltPass RateTests
2024 (6 yrs)73.8%84
2023 (5 yrs)68.7%83
2022 (4 yrs)83.1%71
2021 (3 yrs)78.7%89
2020 (2 yrs)96.4%83
2019 (1 yrs)94.3%70

Year-by-Year MOT Results

2019
94.3%
Age (yrs) 1Tests 70Avg Mileage 46,319Top Failure Tyres — 4.3%
2020
96.4%
Age (yrs) 2Tests 83Avg Mileage 84,587Top Failure Noise, emissions and leaks — 2.4%
2021
78.7%
Age (yrs) 3Tests 89Avg Mileage 97,274Top Failure Brakes — 13.5%
2022
83.1%
Age (yrs) 4Tests 71Avg Mileage 134,139Top Failure Tyres — 15.5%
2023
68.7%
Age (yrs) 5Tests 83Avg Mileage 163,504Top Failure Brakes — 16.9%
2024
73.8%
Age (yrs) 6Tests 84Avg Mileage 196,209Top Failure Suspension — 26.2%

Common MOT Failures

Top failure categories across all test years for 2018 Mercedes-Benz M8, with age trends.

Brakes
14.0%
↑ Increases with age
Suspension
13.1%
↑ Increases with age
Tyres
9.3%
↑ Increases with age
Noise, emissions and leaks
6.0%
↑ Increases with age
Lamps, reflectors and electrical equipment
3.9%
↑ Increases with age

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

CategoryAt YoungestAt OldestChangeTrend
Brakes1.4% (1 yrs)22.6% (6 yrs)
+21.2%
🔴 ↑
Tyres4.3% (1 yrs)11.9% (6 yrs)
+7.6%
🔴 ↑
Lamps, reflectors and electrical equipment1.4% (1 yrs)6.0% (6 yrs)
+4.6%
🔴 ↑

Other Manufacture Years

Looking for the best year to buy? See the full comparison on the Mercedes-Benz M8 page →

About This Data

This page shows how Mercedes-Benz M8 cars manufactured in 2018 perform at MOT as they age. Data spans from 2019 to 2024, covering 480 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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