Mercedes-Benz Sl 500 Grand Edition Auto MOT Pass Rate
Overall pass rate across all manufacture years, based on 33 real MOT test results. Failure rate: 12.1%.
Data from official DVSA MOT testing records
Mercedes-Benz Sl 500 Grand Edition Auto MOT Reliability Overview
The Mercedes-Benz Sl 500 Grand Edition Auto is a rare vehicle in the UK, with 33 MOT test results recorded in our database spanning 0 manufacture years. It has an overall MOT pass rate of 87.9% and a failure rate of 12.1%, which is well above the UK average of approximately 37%.
Based on this data, the Mercedes-Benz Sl 500 Grand Edition Auto earns a "Excellent" reliability rating. The average Mercedes-Benz Sl 500 Grand Edition Auto presents for MOT with approximately 19,769 miles on the clock.
The most common MOT failure for the Mercedes-Benz Sl 500 Grand Edition Auto is Tyres, affecting 15.2% of all tests. Tyre failures include tread depth below the legal minimum of 1.6mm, cuts, bulges, exposed cords, and incorrect tyre pressure. Tyres are one of the most common and easiest-to-prevent MOT failures. Together, these top 1 failure categories account for a significant portion of all MOT failures for this model.
Top failures across all manufacture years combined. Individual year pages may show different top failures.
What Fails Most
* High Fail Rate badge indicates an MOT pass rate below 65% (failure rate above 35%).
What Fails on This Car?
Click a category to see specific failure items.
View as table
| Rank | Failure Category | Rate (%) | Count |
|---|---|---|---|
| 1 | Tyres | 15.2% | 5 |
Failures per 10,000 Miles
avg. 19,769 miFor every 10,000 miles driven, this shows what percentage of MOT tests fail for each category. This accounts for how far cars are actually driven, not just raw pass/fail counts.
View as table
| Category | Rate / 10K mi | Raw % | Count |
|---|---|---|---|
| Tyres | 7.66 | 15.2% | 5 |
🚗 Similar Cars to Consider
Mileage at MOT
The average Mercedes-Benz Sl 500 Grand Edition Auto has 19,769 miles when tested for MOT.
📊 Mileage-Adjusted Failure Rate
How often this car fails MOT relative to how much it's driven — a fairer comparison than raw pass rate.
The Mercedes-Benz Sl 500 Grand Edition Auto has a mileage-adjusted failure rate of 6.12% per 10,000 miles driven. The average across all makes is 5.38%, so this model is worse than average.
About Mercedes-Benz Sl 500 Grand Edition Auto MOT Data
The Mercedes-Benz Sl 500 Grand Edition Auto is a rare vehicle in the UK, with 33 MOT test results recorded in our database spanning 0 manufacture years. It has an overall MOT pass rate of 87.9% and a failure rate of 12.1%, which is well above the UK average of approximately 37%.
For Mercedes-Benz Sl 500 Grand Edition Auto owners, these results suggest a reliable vehicle that generally passes its MOT without major issues. Focus your pre-MOT checks on tyres and general vehicle condition for the best chance of a first-time pass. Use our detailed year-by-year breakdown and failure analysis below to understand how your specific Sl 500 Grand Edition Auto is likely to perform.
Tyres — 15.2% of failures
Tyres issues account for 15.2% of MOT failures on the Mercedes-Benz Sl 500 Grand Edition Auto. Tyre failures include tread depth below the legal minimum of 1.6mm, cuts, bulges, exposed cords, and incorrect tyre pressure. Tyres are one of the most common and easiest-to-prevent MOT failures. Typical repair costs: £50–200 per tyre. Pre-MOT check: Check tread depth with a 20p coin — if the outer band is visible, the tyre is too worn. Look for bulges, cuts, or embedded objects. Ensure all tyres match the recommended size and load rating.
Frequently Asked Questions
What is the MOT pass rate for the Mercedes-Benz Sl 500 Grand Edition Auto?
Based on 33 (based on limited data) MOT tests in our database, the Mercedes-Benz Sl 500 Grand Edition Auto has an overall pass rate of 87.9% (12.1% fail rate).
What are the most common MOT failures on a Mercedes-Benz Sl 500 Grand Edition Auto?
The top 1 reasons a Mercedes-Benz Sl 500 Grand Edition Auto fails its MOT are: 1. Tyres (15.2%). Check these areas before booking your MOT.
Is the Mercedes-Benz Sl 500 Grand Edition Auto reliable?
With a 12.1% MOT failure rate, the Sl 500 Grand Edition Auto is more reliable than average compared to the UK average of ~40%.
What should I check before an MOT on my Mercedes-Benz Sl 500 Grand Edition Auto?
Based on failure data, focus on: Tyres (15.2%). These are the areas most likely to cause a fail. Also check all lights, tyres (minimum 1.6mm tread), and windscreen condition — these are quick wins that apply to all cars.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.