MERCEDES UNCLASSIFIED (2006)
Running costs, common problems, and reliability data based on 240 real MOT tests in 2024.
MOT Pass Rate
81%
Total Tests (2024)
240
Avg Mileage
95,112 mi
Est. Annual Cost
£1,900
Is the 2006 MERCEDES UNCLASSIFIED reliable?
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 18 years old, 81% of MERCEDES UNCLASSIFIEDs from 2006 passed their MOT first time in 2024. That's based on 240 tests across the UK. The average mileage at this age is 95,112 miles.
How does the 2006 MERCEDES UNCLASSIFIED compare?
Mileage Analysis
The average 2006 MERCEDES UNCLASSIFIED has 95,112 miles on the clock, which is below the expected 133,200 miles for a 18-year-old car. This suggests lighter use than average, which generally means less wear on major components.
Best year to buy a MERCEDES UNCLASSIFIED?
The most reliable year is the 2021 model with a 96% MOT pass rate, while the 1997 model has the lowest at 66%. The 2006 sits between the two at 81%.
How much does a 2006 MERCEDES UNCLASSIFIED cost to run?
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.
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 |
Checking a specific MERCEDES UNCLASSIFIED?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2006 MERCEDES UNCLASSIFIED
The 2006 MERCEDES UNCLASSIFIED is a performance with a 4250cc diesel engine. 240 of these vehicles were MOT tested in 2024, making it a less common model in the UK market. It ranks in the top 24% of all 2006 cars for reliability.
With an average of 95,112 miles at 18 years old, MERCEDES UNCLASSIFIED owners tend to use this car less than the typical driver.
2006 MERCEDES UNCLASSIFIED Fuel Costs
The 4250cc diesel engine is on the larger side, so fuel won't be this car's strong point. Expect around 40 mpg in mixed driving, which works out to roughly £1,245 per year at current diesel prices of 148p per litre (based on 7,400 miles per year). Diesel cars of this age should have their DPF (diesel particulate filter) checked, as replacements can be costly.
What does it cost to own a 2006 MERCEDES UNCLASSIFIED?
Total estimated annual running cost is £1,900 (£158/month), broken down as £1245 fuel, £250 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 2006 MERCEDES UNCLASSIFIED
At 18 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%.
Alternatives to the 2006 MERCEDES UNCLASSIFIED
If reliability is your priority, there are 3 similar cars with a higher MOT pass rate. Here are comparable diesel cars with similar engines:
- AUDI Q7 (2007) 84% pass rate (+3%) from 7,283 tests
- MERCEDES ML (2008) 82% pass rate (+1%) from 5,355 tests
- TOYOTA LAND CRUISER (2004) 74% pass rate (-7%) from 2,021 tests
- BMW X6 (2008) 82% pass rate (+1%) from 1,117 tests