MERCEDES C (2017)
Running costs, common problems, and reliability data based on 87,612 real MOT tests in 2024.
MOT Pass Rate
89%
Total Tests (2024)
87,612
Avg Mileage
60,957 mi
Est. Annual Cost
£1,922
Is the 2017 MERCEDES C reliable?
Good reliability. Occasional issues but generally solid. That's 7 points above the national average of 82%.
At 7 years old, 89% of MERCEDES Cs from 2017 passed their MOT first time in 2024. That's based on 87,612 tests across the UK. The average mileage at this age is 60,957 miles.
How does the 2017 MERCEDES C compare?
Mileage Analysis
The average 2017 MERCEDES C has 60,957 miles on the clock, which is in line with the expected 51,800 miles for a 7-year-old car, suggesting normal everyday use.
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 2017 sits between the two at 89%.
How much does a 2017 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 2017 MERCEDES C
The 2017 MERCEDES C is a family car with a 1991cc hybrid engine. 87,612 of these vehicles were MOT tested in 2024, making it one of the most commonly tested cars on UK roads. Among all cars from 2017, the average MOT pass rate is 87%, and this model beats that benchmark.
With an average of 60,957 miles at 7 years old, MERCEDES C owners drive about as much as the UK average.
2017 MERCEDES C Fuel Costs
The 1991cc hybrid engine offers a reasonable balance between performance and economy. Expect around 36 mpg in mixed driving, which works out to roughly £1,327 per year at current hybrid prices of 142p per litre (based on 7,400 miles per year). As a hybrid, real-world fuel costs will vary significantly depending on how much electric-only driving you do.
What does it cost to own a 2017 MERCEDES C?
Total estimated annual running cost is £1,922 (£160/month), broken down as £1327 fuel, £190 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 89% 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 2017 MERCEDES C
At 7 years old, this is a solid used buy if you find one with good service history. Depreciation has levelled off, so you won't lose much more value. Focus on condition over mileage. If you're flexible on year, the 2020 model has the highest pass rate at 92%. With 87,612 MOT tests in our data, there's strong statistical confidence in these figures.
Alternatives to the 2017 MERCEDES C
If reliability is your priority, there are 4 similar cars with a higher MOT pass rate. Here are comparable hybrid cars with similar engines:
- TOYOTA YARIS (2019) 93% pass rate (+4%) from 41,554 tests
- MINI COOPER S (2019) 92% pass rate (+3%) from 33,682 tests
- LAND ROVER RANGE ROVER SPORT (2019) 94% pass rate (+5%) from 33,069 tests
- TOYOTA C-HR (2018) 90% pass rate (+1%) from 31,950 tests