Mercedes Benz C (2008)
2008 Mercedes Benz C
CarHunch analysed 23,760 real MOT records for the 2008 Mercedes Benz C.
Real test outcomes — pass rates, defect profiles, mileage data — from verified DVLA records. Updated as new MOTs are recorded.
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The 2008 Mercedes-Benz C barely keeps pace with the UK average at 79.7% first-time pass rate, but there's a real alarm bell here: 43.6% of these cars have recorded a dangerous defect at some point, well above the threshold that should concern a buyer. Petrol models pass slightly more often (81.2%) than diesels (78.7%), suggesting the diesel engines may be the weaker link as these cars age.
At 92,321 miles median, these 16-year-old cars are running close to typical for their age, yet they're still racking up an average of 3.39 failures per MOT and 19.5 advisories—a sign that the running costs and repair burden climb sharply once warranty ends. Before buying, get a pre-purchase inspection focused on the cooling system, electrics, and suspension, as these chronic issue areas are what's dragging down the pass rates.
The 2008 Mercedes Benz C has a decent first-time pass rate (79.7%), but a higher-than-average share of vehicles have had serious defects recorded — the individual vehicle's history matters a lot here.
These stats describe 23,760 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.
What tends to go wrong
Across 23,760 vehicles — figures show how many had each issue flagged at least once in their MOT history.
Data covers a 3-year window centred on 2008.
See this vehicle's full MOT history & AI hunches
Spot recurring advisories, hidden issues, and how it compares to 23,760 Mercedes Benz C cars.
Petrol vs Diesel
Pass rate difference of 2.5 percentage points — worth knowing if you're choosing between the two.
Before you buy a 2008 Mercedes Benz C
Based on MOT data from 23,760 vehicles — here's what to check.
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Check the full MOT history.
43.6% 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 (59%) | 14,053 | 78.7% | 3.61 |
| Petrol (41%) | 9,691 | 81.2% | 3.07 |
Colour Breakdown
Based on 667,977 Mercedes Benz C vehicles registered in the UK — across all years. From DVLA registration records.
Mileage Distribution
Most 2008 Mercedes Benz C 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 2008 Mercedes Benz C vehicles fall between 72,357 and 114,581 miles.
2008 Mercedes Benz C — Still on the Road
Numbers are thinning — 60% of 2008 Mercedes Benz Cs are still active.
12,262 vehicles still getting MOTs in 2025 — 60% of the peak remain.
Based on vehicles from this manufacture year that had at least one MOT test in each calendar year. Data from 2014–2025.
* 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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Compare with another model
See how the 2008 Mercedes Benz C stacks up against a rival.