MERCEDES 200 (2018)
Running costs, common problems, and reliability data based on 34 real MOT tests in 2024.
MOT Pass Rate
97%
Total Tests (2024)
34
Avg Mileage
38,851 mi
Est. Annual Cost
£1,482
Is the 2018 MERCEDES 200 reliable?
Excellent reliability. Very few MOT failures. That's 15 points above the national average of 82%. It also outperforms the MERCEDES brand average of 87%.
At 6 years old, 97% of MERCEDES 200s from 2018 passed their MOT first time in 2024. That's based on 34 tests across the UK. The average mileage at this age is 38,851 miles.
How does the 2018 MERCEDES 200 compare?
Mileage Analysis
The average 2018 MERCEDES 200 has 38,851 miles on the clock, which is in line with the expected 44,400 miles for a 6-year-old car, suggesting normal everyday use.
Best year to buy a MERCEDES 200?
The most reliable year is the 1991 model with a 96% MOT pass rate, while the 1990 model has the lowest at 65%. The 2018 sits between the two at 97%.
How much does a 2018 MERCEDES 200 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 200 by Year
Checking a specific MERCEDES 200?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2018 MERCEDES 200
The 2018 MERCEDES 200 is a family car with a 1800cc diesel engine. 34 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. It ranks in the top 12% of all 2018 cars for reliability.
With an average of 38,851 miles at 6 years old, MERCEDES 200 owners drive about as much as the UK average.
2018 MERCEDES 200 Fuel Costs
The 1800cc diesel engine offers a reasonable balance between performance and economy. Expect around 48 mpg in mixed driving, which works out to roughly £1,037 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 2018 MERCEDES 200?
Total estimated annual running cost is £1,482 (£124/month), broken down as £1037 fuel, £190 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 97% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
MERCEDES 200 Reliability Trend
Older MERCEDES 200s tend to have better MOT pass rates than newer ones, with an average decline of 6 percentage points across model years.
Buying a Used 2018 MERCEDES 200
At 6 years old, the MERCEDES 200 offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost. If you're flexible on year, the 1991 model has the highest pass rate at 96%. Note: with only 34 tests in our data, these figures should be treated as indicative rather than definitive.
Alternatives to the 2018 MERCEDES 200
The MERCEDES 200 is actually the most reliable option among similar diesel family cars from this era. Here are comparable diesel cars with similar engines:
- VOLKSWAGEN GOLF (2017) 91% pass rate (-6%) from 127,682 tests
- FORD FOCUS (2019) 89% pass rate (-8%) from 93,803 tests
- MERCEDES A (2019) 91% pass rate (-6%) from 89,588 tests
- MERCEDES A-CLASS (2017) 88% pass rate (-9%) from 82,055 tests