MERCEDES C (2014)
Running costs, common problems, and reliability data based on 54,729 real MOT tests in 2024.
MOT Pass Rate
85%
Total Tests (2024)
54,729
Avg Mileage
90,129 mi
Est. Annual Cost
£1,677
Is the 2014 MERCEDES C reliable?
Good reliability. Occasional issues but generally solid. That's close to the national average of 82%.
At 10 years old, 85% of MERCEDES Cs from 2014 passed their MOT first time in 2024. That's based on 54,729 tests across the UK. The average mileage at this age is 90,129 miles.
How does the 2014 MERCEDES C compare?
Mileage Analysis
The average 2014 MERCEDES C has 90,129 miles on the clock, which is above the expected 74,000 miles for a 10-year-old car. Higher-mileage cars often have more motorway miles, which is generally less harmful than stop-start urban driving.
Best year to buy a MERCEDES C?
The most reliable year is the 2020 model with a 92% MOT pass rate, while the 2004 model has the lowest at 72%. The 2014 sits between the two at 85%.
How much does a 2014 MERCEDES C 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 C by Year
| Year | Pass Rate | Tests | Avg Mileage |
|---|---|---|---|
| 2021 | 92% | 3,772 | 27,184 mi |
| 2020 | 92% | 16,225 | 33,734 mi |
| 2019 | 91% | 52,838 | 40,700 mi |
| 2018 | 90% | 62,138 | 51,166 mi |
| 2017 | 89% | 87,612 | 60,957 mi |
| 2016 | 88% | 80,181 | 73,695 mi |
| 2015 | 86% | 71,635 | 85,216 mi |
| 2014 | 85% | 54,729 | 90,129 mi |
| 2013 | 81% | 51,703 | 97,102 mi |
| 2012 | 79% | 59,235 | 102,461 mi |
| 2011 | 79% | 42,676 | 109,800 mi |
| 2010 | 78% | 28,538 | 111,322 mi |
| 2009 | 77% | 28,440 | 118,861 mi |
| 2008 | 77% | 30,369 | 121,672 mi |
| 2007 | 76% | 25,544 | 119,028 mi |
| 2006 | 74% | 20,205 | 118,301 mi |
| 2005 | 73% | 17,978 | 121,824 mi |
| 2004 | 72% | 13,493 | 116,683 mi |
| 2003 | 73% | 9,158 | 112,103 mi |
| 2002 | 75% | 4,985 | 103,944 mi |
| 2001 | 75% | 2,463 | 101,994 mi |
| 2000 | 77% | 1,103 | 104,741 mi |
| 1999 | 82% | 2,683 | 110,180 mi |
| 1998 | 79% | 2,916 | 112,877 mi |
| 1997 | 81% | 2,336 | 121,767 mi |
| 1996 | 82% | 1,296 | 107,809 mi |
| 1995 | 83% | 1,017 | 101,913 mi |
| 1994 | 84% | 735 | 103,968 mi |
| 1993 | 82% | 71 | 105,975 mi |
| 1992 | 87% | 30 | 131,044 mi |
| 1991 | 79% | 47 | 112,139 mi |
| 1990 | 66% | 41 | 103,332 mi |
Checking a specific MERCEDES C?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2014 MERCEDES C
The 2014 MERCEDES C is a small family car with a 1595cc petrol engine. 54,729 of these vehicles were MOT tested in 2024, making it one of the most commonly tested cars on UK roads. Among all cars from 2014, the average MOT pass rate is 81%, and this model beats that benchmark.
With an average of 90,129 miles at 10 years old, MERCEDES C owners cover more miles than the average driver.
2014 MERCEDES C Fuel Costs
The 1595cc petrol engine offers a reasonable balance between performance and economy. Expect around 42 mpg in mixed driving, which works out to roughly £1,137 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).
What does it cost to own a 2014 MERCEDES C?
Total estimated annual running cost is £1,677 (£140/month), broken down as £1137 fuel, £135 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 85% pass rate. Keeping on top of servicing will help avoid surprises.
MERCEDES C Reliability Trend
Newer MERCEDES Cs show better MOT pass rates than older ones, with an average improvement of 6 percentage points.
Buying a Used 2014 MERCEDES C
At 10 years old, the MERCEDES C 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 2020 model has the highest pass rate at 92%. With 54,729 MOT tests in our data, there's strong statistical confidence in these figures.
Alternatives to the 2014 MERCEDES C
The MERCEDES C is actually the most reliable option among similar petrol small family cars from this era. Here are comparable petrol cars with similar engines:
- VAUXHALL CORSA (2015) 78% pass rate (-7%) from 160,438 tests
- FORD FOCUS (2013) 78% pass rate (-7%) from 132,292 tests
- NISSAN QASHQAI (2016) 83% pass rate (-2%) from 99,081 tests
- VOLKSWAGEN POLO (2015) 82% pass rate (-3%) from 94,129 tests