2008 Mercedes Sl 350 — MOT History by Age
How cars manufactured in 2008 perform at MOT as they age
Data from official DVSA MOT testing records
Compared to Average at Age 12
✅ 29.7% above average (13966 models compared)
How This Car Ages
Pass rate progression for the 2008 Mercedes Sl 350 as it ages.
Bar chart showing pass rate by car age from 3 to 12 years
📊 View as table
| Age | Pass Rate | Tests |
|---|---|---|
| 3 yrs | 86.9% | 563 |
| 4 yrs | 87.5% | 558 |
| 5 yrs | 86.0% | 537 |
| 6 yrs | 86.8% | 532 |
| 7 yrs | 85.7% | 524 |
| 8 yrs | 85.8% | 537 |
| 9 yrs | 81.7% | 349 |
| 10 yrs | 82.1% | 252 |
| 11 yrs | 80.3% | 249 |
| 12 yrs | 84.0% | 250 |
Pass Rate Trend
How the 2008 Mercedes Sl 350 pass rate changes as it ages, from first MOT to most recent.
Trend shows improving over 10 years
📊 View as table
| Built | Pass Rate | Tests |
|---|---|---|
| 2020 (12 yrs) | 84% | 250 |
| 2019 (11 yrs) | 80.3% | 249 |
| 2018 (10 yrs) | 82.1% | 252 |
| 2017 (9 yrs) | 81.7% | 349 |
| 2016 (8 yrs) | 85.8% | 537 |
| 2015 (7 yrs) | 85.7% | 524 |
| 2014 (6 yrs) | 86.8% | 532 |
| 2013 (5 yrs) | 86% | 537 |
| 2012 (4 yrs) | 87.5% | 558 |
| 2011 (3 yrs) | 86.9% | 563 |
Year-by-Year MOT Results
Common MOT Failures
Top failure categories across all test years for 2008 Mercedes Sl 350, with age trends.
How Failures Change With Age
Comparing failure rates between the youngest and oldest test years.
| Category | At Youngest | At Oldest | Change | Trend |
|---|---|---|---|---|
| Brakes | 2.3% (3 yrs) | 24.0% (12 yrs) | +21.7%
| 🔴 ↑ |
| Tyres | 7.8% (3 yrs) | 8.0% (12 yrs) | +0.2%
| ⚪ — |
Other Manufacture Years
Looking for the best year to buy? See the full comparison on the Mercedes Sl 350 page →
About This Data
This page shows how Mercedes Sl 350 cars manufactured in 2008 perform at MOT as they age. Data spans from 2011 to 2020, covering 4,351 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.