MERCEDES UNCLASSIFIED (2014)
Running costs, common problems, and reliability data based on 289 real MOT tests in 2024.
MOT Pass Rate
86%
Total Tests (2024)
289
Avg Mileage
83,046 mi
Est. Annual Cost
£1,900
Is the 2014 MERCEDES UNCLASSIFIED reliable?
Good reliability. Occasional issues but generally solid. That's close to the national average of 82%.
At 10 years old, 86% of MERCEDES UNCLASSIFIEDs from 2014 passed their MOT first time in 2024. That's based on 289 tests across the UK. The average mileage at this age is 83,046 miles.
How does the 2014 MERCEDES UNCLASSIFIED compare?
Mileage Analysis
The average 2014 MERCEDES UNCLASSIFIED has 83,046 miles on the clock, which is in line with the expected 74,000 miles for a 10-year-old car, suggesting normal everyday use.
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 2014 sits between the two at 86%.
How much does a 2014 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 2014 MERCEDES UNCLASSIFIED
The 2014 MERCEDES UNCLASSIFIED is a family car with a 2143cc diesel engine. 289 of these vehicles were MOT tested in 2024, making it a less common model in the UK market. Among all cars from 2014, the average MOT pass rate is 81%, and this model beats that benchmark.
With an average of 83,046 miles at 10 years old, MERCEDES UNCLASSIFIED owners drive about as much as the UK average.
2014 MERCEDES UNCLASSIFIED Fuel Costs
The 2143cc diesel engine offers a reasonable balance between performance and economy. 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 2014 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 86% 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 2014 MERCEDES UNCLASSIFIED
At 10 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 2014 MERCEDES UNCLASSIFIED
If reliability is your priority, there's one similar car with a higher MOT pass rate. Here are comparable diesel cars with similar engines:
- VOLKSWAGEN GOLF (2015) 89% pass rate (+3%) from 121,777 tests
- VAUXHALL ASTRA (2013) 79% pass rate (-7%) from 101,969 tests
- FORD TRANSIT (2016) 80% pass rate (-6%) from 78,382 tests
- BMW 3 SERIES (2013) 85% pass rate (-1%) from 71,326 tests