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2008 Mercedes-Benz S — MOT History by Age

How cars manufactured in 2008 perform at MOT as they age

18 years
Current Age
70.6%
Latest Pass Rate
3,163
Total Tests (All Years)
107,279 mi
Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 12

This car: 70.6%
Average: 54.3%

✅ 16.3% above average (13966 models compared)

How This Car Ages

Pass rate progression for the 2008 Mercedes-Benz S as it ages.

9 yrs77.8%
10 yrs72.4%
11 yrs71.0%
12 yrs70.6%

Bar chart showing pass rate by car age from 9 to 12 years

Fail Rate %
📊 View as table
AgePass RateTests
9 yrs77.8%1,074
10 yrs72.4%740
11 yrs71.0%689
12 yrs70.6%660

Pass Rate Trend

How the 2008 Mercedes-Benz S pass rate changes as it ages, from first MOT to most recent.

Trend shows declining over 4 years

Pass Rate %
📊 View as table
BuiltPass RateTests
2020 (12 yrs)70.6%660
2019 (11 yrs)71%689
2018 (10 yrs)72.4%740
2017 (9 yrs)77.8%1,074

Year-by-Year MOT Results

2017
77.8%
Age (yrs) 9Tests 1,074Avg Mileage 97,129Top Failure Brakes — 21.2%
2018
72.4%
Age (yrs) 10Tests 740Avg Mileage 101,257Top Failure Brakes — 37.7%
2019
71.0%
Age (yrs) 11Tests 689Avg Mileage 104,365Top Failure Brakes — 39.6%
2020
70.6%
Age (yrs) 12Tests 660Avg Mileage 107,279Top Failure Brakes — 45.9%

Common MOT Failures

Top failure categories across all test years for 2008 Mercedes-Benz S, with age trends.

Brakes
36.1%
↑ Increases with age
Tyres
23.3%
↑ Increases with age
Suspension
20.6%
↑ Increases with age
Noise, emissions and leaks
8.8%
↑ Increases with age
Lamps, reflectors and electrical equipment
8.5%
↑ Increases with age

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

CategoryAt YoungestAt OldestChangeTrend
Brakes21.2% (9 yrs)45.9% (12 yrs)
+24.7%
🔴 ↑
Suspension16.4% (9 yrs)25.5% (12 yrs)
+9.1%
🔴 ↑
Tyres17.1% (9 yrs)25.2% (12 yrs)
+8.1%
🔴 ↑

Other Manufacture Years

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

About This Data

This page shows how Mercedes-Benz S cars manufactured in 2008 perform at MOT as they age. Data spans from 2017 to 2020, covering 3,163 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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