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2012 Mercedes-Benz Sl — MOT History by Age

How cars manufactured in 2012 perform at MOT as they age

14 years
Current Age
89.3%
Latest Pass Rate
3,013
Total Tests (All Years)
49,680 mi
Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 12

This car: 89.3%
Average: 54.3%

✅ 35.0% above average (13966 models compared)

How This Car Ages

Pass rate progression for the 2012 Mercedes-Benz Sl as it ages.

5 yrs90.6%
6 yrs86.7%
7 yrs83.9%
8 yrs85.9%
9 yrs82.5%
10 yrs85.0%
11 yrs79.1%
12 yrs89.3%

Bar chart showing pass rate by car age from 5 to 12 years

Fail Rate %
📊 View as table
AgePass RateTests
5 yrs90.6%329
6 yrs86.7%218
7 yrs83.9%223
8 yrs85.9%262
9 yrs82.5%429
10 yrs85.0%327
11 yrs79.1%425
12 yrs89.3%800

Pass Rate Trend

How the 2012 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 (12 yrs)89.3%800
2023 (11 yrs)79.1%425
2022 (10 yrs)85%327
2021 (9 yrs)82.5%429
2020 (8 yrs)85.9%262
2019 (7 yrs)83.9%223
2018 (6 yrs)86.7%218
2017 (5 yrs)90.6%329

Year-by-Year MOT Results

2017
90.6%
Age (yrs) 5Tests 329Avg Mileage 25,614Top Failure Tyres — 9.7%
2018
86.7%
Age (yrs) 6Tests 218Avg Mileage 29,501Top Failure Tyres — 15.6%
2019
83.9%
Age (yrs) 7Tests 223Avg Mileage 33,704Top Failure Tyres — 19.3%
2020
85.9%
Age (yrs) 8Tests 262Avg Mileage 37,977Top Failure Tyres — 21.0%
2021
82.5%
Age (yrs) 9Tests 429Avg Mileage 40,153Top Failure Tyres — 24.5%
2022
85.0%
Age (yrs) 10Tests 327Avg Mileage 43,428Top Failure Tyres — 19.0%
2023
79.1%
Age (yrs) 11Tests 425Avg Mileage 46,307Top Failure Tyres — 21.6%
2024
89.3%
Age (yrs) 12Tests 800Avg Mileage 49,680Top Failure Tyres — 9.1%

Common MOT Failures

Top failure categories across all test years for 2012 Mercedes-Benz Sl, with age trends.

Tyres
17.5%
— Consistent
Brakes
8.4%
— Consistent
Suspension
4.1%
— Consistent
Identification of the vehicle
3.7%
— Consistent
Noise, emissions and leaks
3.1%
— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

CategoryAt YoungestAt OldestChangeTrend
Brakes3.0% (5 yrs)5.6% (12 yrs)
+2.6%
🔴 ↑
Suspension0.9% (5 yrs)3.4% (12 yrs)
+2.5%
🔴 ↑
Tyres9.7% (5 yrs)9.1% (12 yrs)
-0.6%
⚪ —

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 2012 perform at MOT as they age. Data spans from 2017 to 2024, covering 3,013 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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