Skip to main content
Pass Your MOT

2005 Mercedes-Benz S — MOT History by Age

How cars manufactured in 2005 perform at MOT as they age

21 years
Current Age
68.8%
Latest Pass Rate
788
Total Tests (All Years)
123,915 mi
Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 15

This car: 68.8%
Average: 52.4%

✅ 16.4% above average (11197 models compared)

How This Car Ages

Pass rate progression for the 2005 Mercedes-Benz S as it ages.

12 yrs68.4%
13 yrs67.0%
14 yrs67.6%
15 yrs68.8%

Bar chart showing pass rate by car age from 12 to 15 years

Fail Rate %
📊 View as table
AgePass RateTests
12 yrs68.4%282
13 yrs67.0%176
14 yrs67.6%173
15 yrs68.8%157

Pass Rate Trend

How the 2005 Mercedes-Benz S 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
2020 (15 yrs)68.8%157
2019 (14 yrs)67.6%173
2018 (13 yrs)67%176
2017 (12 yrs)68.4%282

Year-by-Year MOT Results

2017
68.4%
Age (yrs) 12Tests 282Avg Mileage 122,620Top Failure Brakes — 31.2%
2018
67.0%
Age (yrs) 13Tests 176Avg Mileage 126,043Top Failure Brakes — 37.5%
2019
67.6%
Age (yrs) 14Tests 173Avg Mileage 123,411Top Failure Suspension — 39.9%
2020
68.8%
Age (yrs) 15Tests 157Avg Mileage 123,915Top Failure Brakes — 39.5%

Common MOT Failures

Top failure categories across all test years for 2005 Mercedes-Benz S, with age trends.

Suspension
34.2%
↑ Increases with age
Brakes
34.1%
↑ Increases with age
Tyres
24.7%
— Consistent
Lamps, Reflectors and Electrical Equipment
21.9%
↓ Decreases with age
Lamps, reflectors and electrical equipment
21.4%
↑ Increases with age

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

CategoryAt YoungestAt OldestChangeTrend
Suspension23.0% (12 yrs)38.2% (15 yrs)
+15.2%
🔴 ↑
Brakes31.2% (12 yrs)39.5% (15 yrs)
+8.3%
🔴 ↑
Tyres25.5% (12 yrs)26.8% (15 yrs)
+1.3%
⚪ —

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 2005 perform at MOT as they age. Data spans from 2017 to 2020, covering 788 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.

Share via WhatsApp Share on Facebook Report Issue