MERCEDES CLA (2017)
Running costs, common problems, and reliability data based on 19,333 real MOT tests in 2024.
MOT Pass Rate
87%
Total Tests (2024)
19,333
Avg Mileage
63,934 mi
Est. Annual Cost
£1,840
Is the 2017 MERCEDES CLA reliable?
Good reliability. Occasional issues but generally solid. That's close to the national average of 82%.
At 7 years old, 87% of MERCEDES CLAs from 2017 passed their MOT first time in 2024. That's based on 19,333 tests across the UK. The average mileage at this age is 63,934 miles.
How does the 2017 MERCEDES CLA compare?
Mileage Analysis
The average 2017 MERCEDES CLA has 63,934 miles on the clock, which is above the expected 51,800 miles for a 7-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 CLA?
The most reliable year is the 2022 model with a 96% MOT pass rate, while the 2013 model has the lowest at 84%. The 2017 sits between the two at 87%.
How much does a 2017 MERCEDES CLA 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 CLA by Year
Checking a specific MERCEDES CLA?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2017 MERCEDES CLA
The 2017 MERCEDES CLA is a family car with a 2200cc diesel engine. 19,333 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 falls short of that benchmark.
With an average of 63,934 miles at 7 years old, MERCEDES CLA owners cover more miles than the average driver.
2017 MERCEDES CLA Fuel Costs
The 2200cc 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 2017 MERCEDES CLA?
Total estimated annual running cost is £1,840 (£153/month), broken down as £1245 fuel, £190 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 CLA Reliability Trend
Newer MERCEDES CLAs show better MOT pass rates than older ones, with an average improvement of 6 percentage points.
Buying a Used 2017 MERCEDES CLA
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 2022 model has the highest pass rate at 96%. With 19,333 MOT tests in our data, there's strong statistical confidence in these figures.
Alternatives to the 2017 MERCEDES CLA
If reliability is your priority, there are 2 similar cars with a higher MOT pass rate. Here are comparable diesel cars with similar engines:
- VOLKSWAGEN GOLF (2015) 89% pass rate (+2%) from 121,777 tests
- FORD TRANSIT (2017) 81% pass rate (-6%) from 80,031 tests
- FORD KUGA (2019) 91% pass rate (+4%) from 72,831 tests
- KIA SPORTAGE (2016) 85% pass rate (-2%) from 66,048 tests