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Mercedes-Benz Cla — Reliability by Year

64,877 vehicles · MOT data 2013–2023 · first-test pass rates

This page shows MOT first-test pass rates for each year the Mercedes-Benz Cla was manufactured — click any year to explore that cohort in detail. Trying to decide which year to buy? See the full buying guide →

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Best pass rate year
2022
93.6% pass rate · 5,729 vehicles
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Lowest pass rate year
2013
83.1% pass rate · 2,424 vehicles
Year Pass rate Avg mileage Vehicles
2023 First MOTs due 2026+ 28,577 mi 225
2022
93.6%
24,716 mi 5,729
2021
91.0%
30,510 mi 6,097
2020
88.8%
33,143 mi 5,008
2019
88.5%
34,613 mi 8,027
2018
87.2%
40,892 mi 8,494
2017
86.8%
49,007 mi 8,627
2016
85.6%
54,673 mi 8,032
2015
85.1%
59,135 mi 7,361
2014
84.4%
62,921 mi 4,853
2013
83.1%
64,291 mi 2,424

* UK vehicles require their first MOT at 3 years old. Recent model years shown in grey have little or no MOT test data yet — pass rate data will build up as those vehicles mature.

Which year Mercedes-Benz Cla is most reliable?

MOT pass rate by year of manufacture — averaged across each vehicle's lifetime of tests.

Tests range from an average of 24,716 miles (newest year) to 64,291 miles (oldest year). Older years naturally accumulate more tests at higher mileages — see the mileage-normalised breakdown →

Trying to decide which year to buy?

We've done the full analysis — which years to look for, which to avoid, and where to find the best value for reliability on a Mercedes-Benz Cla.

See the buying guide →

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