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2014 Mercedes-Benz Sl — MOT History by Age

How cars manufactured in 2014 perform at MOT as they age

12 years
Current Age
90.5%
Latest Pass Rate
8,777
Total Tests (All Years)
45,456 mi
Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 10

This car: 90.5%
Average: 58.8%

✅ 31.7% above average (15326 models compared)

How This Car Ages

Pass rate progression for the 2014 Mercedes-Benz Sl as it ages.

3 yrs90.8%
4 yrs88.5%
5 yrs87.1%
6 yrs87.4%
7 yrs88.5%
8 yrs88.6%
9 yrs86.3%
10 yrs90.5%

Bar chart showing pass rate by car age from 3 to 10 years

Fail Rate %
📊 View as table
AgePass RateTests
3 yrs90.8%1,157
4 yrs88.5%782
5 yrs87.1%843
6 yrs87.4%832
7 yrs88.5%1,090
8 yrs88.6%867
9 yrs86.3%1,068
10 yrs90.5%2,138

Pass Rate Trend

How the 2014 Mercedes-Benz Sl 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 (10 yrs)90.5%2,138
2023 (9 yrs)86.3%1,068
2022 (8 yrs)88.6%867
2021 (7 yrs)88.5%1,090
2020 (6 yrs)87.4%832
2019 (5 yrs)87.1%843
2018 (4 yrs)88.5%782
2017 (3 yrs)90.8%1,157

Year-by-Year MOT Results

2017
90.8%
Age (yrs) 3Tests 1,157Avg Mileage 19,266Top Failure Tyres — 7.5%
2018
88.5%
Age (yrs) 4Tests 782Avg Mileage 24,172Top Failure Tyres — 12.9%
2019
87.1%
Age (yrs) 5Tests 843Avg Mileage 29,291Top Failure Tyres — 18.9%
2020
87.4%
Age (yrs) 6Tests 832Avg Mileage 33,527Top Failure Tyres — 17.1%
2021
88.5%
Age (yrs) 7Tests 1,090Avg Mileage 36,869Top Failure Tyres — 14.1%
2022
88.6%
Age (yrs) 8Tests 867Avg Mileage 39,979Top Failure Tyres — 13.3%
2023
86.3%
Age (yrs) 9Tests 1,068Avg Mileage 43,091Top Failure Tyres — 16.6%
2024
90.5%
Age (yrs) 10Tests 2,138Avg Mileage 45,456Top Failure Tyres — 8.9%

Common MOT Failures

Top failure categories across all test years for 2014 Mercedes-Benz Sl, with age trends.

Tyres
13.7%
— Consistent
Brakes
3.9%
↑ Increases with age
Suspension
2.7%
— Consistent
Noise, emissions and leaks
2.6%
— Consistent
Lamps, Reflectors and Electrical Equipment
2.5%
— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

CategoryAt YoungestAt OldestChangeTrend
Brakes0.8% (3 yrs)5.4% (10 yrs)
+4.6%
🔴 ↑
Tyres7.5% (3 yrs)8.9% (10 yrs)
+1.4%
⚪ —

Other Manufacture Years

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

About This Data

This page shows how Mercedes-Benz Sl cars manufactured in 2014 perform at MOT as they age. Data spans from 2017 to 2024, covering 8,777 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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