MERCEDES C (1992)
Running costs, reliability data, and common problems from 30 real MOT tests.
Annual Cost
£2,427
£202/month
MOT Pass Rate
87%
Good
Road Tax
£430
Based on CC/year
Insurance
Grp 25-38
2299cc Petrol
Solid Option
87% pass rate, £2427/year to run. 5 points above average.
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Annual Running Costs
~30 mpg
Based on 2299cc
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%.
At 34 years old, 87% of MERCEDES Cs from 1992 passed their MOT first time in 2026. That's based on 30 tests across the UK. The average mileage at this age is 131,044 miles.
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How Does It Compare?
Mileage Analysis
131,044
Average miles
251,600
Expected for age
The average 1992 MERCEDES C has 131,044 miles on the clock, which is below the expected 251,600 miles for a 34-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 2020 model with a 92% MOT pass rate, while the 2004 model has the lowest at 72%. The 1992 sits between the two at 87%.
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 |
Similar Cars to Consider
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About the 1992 MERCEDES C
The 1992 MERCEDES C is a large car with a 2299cc petrol engine. 30 of these vehicles were MOT tested in 2026, making it a rare model on UK roads. It ranks in the top 20% of all 1992 cars for reliability.
With an average of 131,044 miles at 34 years old, MERCEDES C owners tend to use this car less than the typical driver.
1992 MERCEDES C Fuel Costs
The 2299cc petrol engine offers a reasonable balance between performance and economy. 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 1992 MERCEDES C?
Total estimated annual running cost is £2,427 (£202/month), broken down as £1592 fuel, £430 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 87% 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 1992 MERCEDES C
At 34 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%. Note: with only 30 tests in our data, these figures should be treated as indicative rather than definitive.
Common Issues to Watch For
Based on the 1992 MERCEDES C's fuel type, age, and engine size, these are the most likely problem areas to check.
Timing Chain / Belt
Watch outAt 34 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 131k 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.
Engine Mounts
Medium riskWorn engine mounts cause excessive vibration and movement. Replacement costs £150-£400 per mount. Check for vibration at idle with the bonnet open.
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 1992 MERCEDES C stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| MERCEDES C(1992) | 87% | £1592 | £430 | Grp 25-38 | £2427 |
| VOLKSWAGEN TRANSPORTER(1994) | 69% | £1592 | £250 | Grp 25-38 | £2597+£170 |
| BMW 3 SERIES(1990) | 84% | £1327 | £135 | Grp 18-32 | £1867-£560 |
| MERCEDES E(1994) | 79% | £1592 | £250 | Grp 25-38 | £2397-£30 |
| MERCEDES 190 E(1992) | 79% | £1327 | £135 | Grp 18-32 | £2017-£410 |
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.
MERCEDES A
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MERCEDES A-CLASS
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MERCEDES E
2018 · 1950cc Diesel
VOLKSWAGEN TRANSPORTER
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BMW 3 SERIES
1990 · 1990cc Petrol
MERCEDES E
1994 · 2199cc Petrol
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