Mercedes Benz Slk250 Amg Sport CDI Blue Cy A (2013)
2013 Mercedes Benz Slk250 Amg Sport CDI Blue Cy A
CarHunch analysed 258 real MOT records for the 2013 Mercedes Benz Slk250 Amg Sport CDI Blue Cy A.
Real test outcomes — pass rates, defect profiles, mileage data — from verified DVLA records. Updated as new MOTs are recorded.
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This 2013 SLK250 AMG is a significantly weaker MOT performer than the UK average, with a first-time pass rate of just 49% against the national 80%—a stark 31-point gap that makes it a genuine reliability concern for buyers. The good news is that dangerous defects are non-existent in this cohort, so safety isn't the issue; the problem is recurrent minor failures dragging down the pass rate.
At 61,200 miles median mileage, these cars are relatively lightly used for their age, yet they're still failing MOT tests roughly one in two times, averaging 0.33 failures per vehicle. The diesel engine doesn't help matters—the 254 diesel examples in this dataset show a 48% pass rate, suggesting the engine or emissions systems are the weak point. If you're considering this model, budget for a pre-purchase inspection by a Mercedes specialist and factor in ongoing remedial work; this isn't a carefree used buy.
We have limited data for the 2013 Mercedes Benz Slk250 Amg Sport CDI Blue Cy A — treat the figures below as indicative rather than definitive.
These stats describe 258 vehicles as a group. The specific vehicle you're looking at could be the one good example or the one outlier. Run its registration to find out.
See this vehicle's full MOT history & AI hunches
Spot recurring advisories, hidden issues, and how it compares to 258 Mercedes Benz Slk250 Amg Sport CDI Blue Cy A cars.
Before you buy a 2013 Mercedes Benz Slk250 Amg Sport CDI Blue Cy A
Based on MOT data from 258 vehicles — here's what to check.
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Check the full MOT history.
0% of these vehicles have had a dangerous defect recorded -
recurring advisories often signal problems years before they become failures.
Search the reg on CarHunch for the full MOT history, reliability stats and a free AI-powered analysis of that exact vehicle. -
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Brake pipes, sills and subframes are the key areas on a vehicle this age — structural rust is hard to spot without getting underneath. A mechanic will check all of this before you commit, and give you a concrete basis to negotiate on price.
Inspection
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Outstanding finance, insurance write-offs and clocking won't appear in the MOT records — a dedicated history check covers all of this. Our link gets you 20% off automatically.
History
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Pass Rate by Fuel Type
| Fuel type | Vehicles | Pass rate | Avg failures |
|---|---|---|---|
| Diesel (98%) | 254 | 90% | 0.33 |
Colour Breakdown
Based on 705 Mercedes Benz Slk250 Amg Sport CDI Blue Cy A vehicles registered in the UK — across all years. From DVLA registration records.
Mileage Distribution
Most 2013 Mercedes Benz Slk250 Amg Sport CDI Blue Cy A vehicles sit in the blue band. If the vehicle you're looking at is outside it, it's either unusually low or high mileage for its age.
Half of all 2013 Mercedes Benz Slk250 Amg Sport CDI Blue Cy A vehicles fall between 48,855 and 77,172 miles.
2013 Mercedes Benz Slk250 Amg Sport CDI Blue Cy A — Still on the Road
Almost all 2013 Mercedes Benz Slk250 Amg Sport CDI Blue Cy As are still on the road.
Strong survival — 118 vehicles still getting MOTs in 2025, 100% of the peak.
Based on vehicles from this manufacture year that had at least one MOT test in each calendar year. Data from 2017–2025.
* The 2020 dip reflects the government's COVID-19 MOT exemption, which allowed certificates to be extended by six months — fewer tests were conducted that year.
MOT History Averages
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