Mercedes Cla
Reliability, running costs, and MOT data across 10 years from 130,644 real MOT tests.
Avg Pass Rate
89%
Total Tests
130,644
Best Year
2022 (96%)
Years Covered
10
About the Mercedes Cla
The Mercedes Cla has been tested 130,644 times in 2026 MOT data across 10 model years (2013 to 2022), with an average pass rate of 89%. That's comfortably above the national average of 82%, making it a reliable choice. Available as diesel and petrol.
Best and Worst Years
The 2022 model is the most reliable with a 96% pass rate from 744 tests. The 2013 model has the lowest at 84%. The 12 point spread between years means reliability varies somewhat, but no year is dramatically different.
Reliability Trend
Newer MERCEDES CLAs show better MOT pass rates than older ones, with an average improvement of 6 percentage points.
Mileage Across Years
The oldest model in our data (2013) averages 93,382 miles, while the newest (2022) averages 25,883 miles.
Estimated Running Costs
Based on 7,400 miles/year, current fuel prices, and MOT pass rate data. Insurance not included.
Full 2022 detailsHow reliable is the Mercedes Cla?
Mercedes Cla by Year
Click any year to see detailed running costs, reliability data, and comparisons with similar cars.
Mercedes Cla Guides & Articles
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