MERCEDES UNCLASSIFIED (2007)
Running costs, reliability data, and common problems from 259 real MOT tests.
Annual Cost
£2,757
£230/month
MOT Pass Rate
81%
Good
Road Tax
£760
Based on CC/year
Insurance
Grp 35-50
5439cc Petrol
Solid Option
81% pass rate, £2757/year to run. Close to the national average.
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Annual Running Costs
~30 mpg
Based on 5439cc
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT data. Insurance not included.
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Reliability Verdict
Good reliability. Occasional issues but generally solid. That's close to the national average of 82%. It falls below the MERCEDES brand average of 87%.
At 19 years old, 81% of MERCEDES UNCLASSIFIEDs from 2007 passed their MOT first time in 2026. That's based on 259 tests across the UK. The average mileage at this age is 105,351 miles.
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How Does It Compare?
Mileage Analysis
105,351
Average miles
140,600
Expected for age
The average 2007 MERCEDES UNCLASSIFIED has 105,351 miles on the clock, which is below the expected 140,600 miles for a 19-year-old car. This suggests lighter use than average, which generally means less wear on major components.
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Best Year to Buy?
The most reliable year is the 2021 model with a 96% MOT pass rate, while the 1997 model has the lowest at 66%. The 2007 sits between the two at 81%.
MERCEDES UNCLASSIFIED by Year
| Year | Pass Rate | Tests | Avg Mileage | |
|---|---|---|---|---|
| 2021 | 96% | 270 | 14,108 mi | |
| 2020 | 93% | 237 | 17,059 mi | |
| 2019 | 95% | 176 | 25,080 mi | |
| 2018 | 92% | 202 | 40,291 mi | |
| 2017 | 91% | 200 | 39,620 mi | |
| 2016 | 87% | 326 | 45,907 mi | |
| 2015 | 91% | 252 | 72,531 mi | |
| 2014 | 86% | 289 | 83,046 mi | |
| 2013 | 89% | 245 | 52,132 mi | |
| 2012 | 89% | 185 | 66,863 mi | |
| 2011 | 90% | 126 | 63,066 mi | |
| 2010 | 92% | 98 | 94,655 mi | |
| 2009 | 79% | 174 | 100,957 mi | |
| 2008 | 79% | 354 | 111,482 mi | |
| 2007 | 81% | 259 | 105,351 mi | |
| 2006 | 81% | 240 | 95,112 mi | |
| 2005 | 79% | 273 | 101,492 mi | |
| 2004 | 79% | 298 | 91,119 mi | |
| 2003 | 73% | 178 | 102,840 mi | |
| 2002 | 84% | 214 | 129,941 mi | |
| 2001 | 73% | 107 | 121,123 mi | |
| 2000 | 73% | 195 | 116,472 mi | |
| 1999 | 78% | 223 | 144,511 mi | |
| 1998 | 81% | 155 | 139,571 mi | |
| 1997 | 66% | 65 | 104,116 mi | |
| 1996 | 66% | 101 | 175,170 mi | |
| 1995 | 78% | 45 | 212,804 mi | |
| 1994 | 74% | 86 | 85,110 mi | |
| 1993 | 89% | 47 | 159,142 mi | |
| 1992 | 60% | 40 | 117,020 mi | |
| 1991 | 73% | 33 | 102,932 mi | |
| 1990 | 83% | 58 | 95,507 mi |
Similar Cars to Consider
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About the 2007 MERCEDES UNCLASSIFIED
The 2007 MERCEDES UNCLASSIFIED is a performance with a 5439cc petrol engine. 259 of these vehicles were MOT tested in 2026, making it a less common model in the UK market. Among all cars from 2007, the average MOT pass rate is 73%, and this model beats that benchmark.
With an average of 105,351 miles at 19 years old, MERCEDES UNCLASSIFIED owners tend to use this car less than the typical driver.
2007 MERCEDES UNCLASSIFIED Fuel Costs
The 5439cc petrol engine is on the larger side, so fuel won't be this car's strong point. Expect around 30 mpg in mixed driving, which works out to roughly £1,592 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).
What does it cost to own a 2007 MERCEDES UNCLASSIFIED?
Total estimated annual running cost is £2,757 (£230/month), broken down as £1592 fuel, £760 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 81% pass rate. Keeping on top of servicing will help avoid surprises.
MERCEDES UNCLASSIFIED Reliability Trend
Newer MERCEDES UNCLASSIFIEDs show better MOT pass rates than older ones, with an average improvement of 13 percentage points.
Buying a Used 2007 MERCEDES UNCLASSIFIED
At 19 years old, the MERCEDES UNCLASSIFIED is firmly in budget territory. Purchase prices are low, but check for rust, worn suspension bushes, and electrical gremlins. A full service history is especially valuable at this age. If you're flexible on year, the 2021 model has the highest pass rate at 96%.
Common Issues to Watch For
Based on the 2007 MERCEDES UNCLASSIFIED's fuel type, age, and engine size, these are the most likely problem areas to check.
Timing Chain / Belt
Watch outAt 19 years old, check whether the timing belt has been replaced (typically due every 5-7 years or 60,000-100,000 miles). A snapped belt can destroy the engine.
Oil Consumption
Medium riskLarger petrol engines can develop higher oil consumption as they age. Check the oil level and look for blue smoke from the exhaust.
Rust and Corrosion
Watch outAt 10+ years, check wheel arches, sills, subframe, and brake lines for rust. Structural corrosion is an MOT failure. Prevention is far cheaper than repair.
Suspension Bushings
Watch outRubber suspension bushes harden and crack with age, causing knocking noises and vague handling. A full refresh costs £300-£800 depending on the car.
Clutch Wear
Watch outWith an average of 105k miles, clutch replacement may be due (typical lifespan 60,000-100,000 miles). Budget £400-£800 for a new clutch kit.
Brake Discs and Pads
Medium riskHigh-mileage cars often need brake disc replacement, not just pads. A full set of discs and pads costs £200-£500 per axle.
Service History
Low riskAlways request a full service history. Regular servicing is the single best indicator of how well a car has been maintained, regardless of mileage.
Running Costs Compared
How the 2007 MERCEDES UNCLASSIFIED stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| MERCEDES UNCLASSIFIED(2007) | 81% | £1592 | £760 | Grp 35-50 | £2757 |
| AUDI A6(2009) | 81% | £1592 | £250 | Grp 35-50 | £2247-£510 |
| MERCEDES ML(2006) | 80% | £1592 | £250 | Grp 35-50 | £2247-£510 |
| ASTON MARTIN DB9(2005) | 93% | £1592 | £250 | Grp 35-50 | £2097-£660 |
| MERCEDES SL(2008) | 90% | £1592 | £250 | Grp 35-50 | £2097-£660 |
Estimates based on 7,400 miles/year, current fuel prices, and MOT data. Insurance groups are indicative. Actual costs vary by driver, location, and usage.
Related Mercedes Models
Explore other Mercedes cars or similar models in the same category.
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MERCEDES C
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MERCEDES A-CLASS
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AUDI A6
2009 · 4991cc Petrol
MERCEDES ML
2006 · 4966cc Petrol
ASTON MARTIN DB9
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