Mercedes-Benz A-Class vs Mercedes-Benz Clk: MOT reliability compared
Updated 05 September 2026.
22.5%
Mercedes-Benz A-Class MOT failure rate, 2.9 pts lower than Mercedes-Benz Clk
Mercedes-Benz A-Class is the more reliable MOT performer: 22.5% of Mercedes-Benz A-Class MOTs fail versus 25.4% for Mercedes-Benz Clk, a 2.9 point gap.
| Metric | Mercedes-Benz A-Class | Mercedes-Benz Clk |
|---|---|---|
| MOT failure rate | 22.5% | 25.4% |
| Tests analysed | 4,251,207 | 1,413,565 |
| Most common failure | Lamps & electrical (28.8%) | Suspension (39.6%) |
Questions and answers
Which is more reliable, Mercedes-Benz A-Class or Mercedes-Benz Clk?
Mercedes-Benz A-Class is the more reliable MOT performer: 22.5% of Mercedes-Benz A-Class MOTs fail versus 25.4% for Mercedes-Benz Clk, a 2.9 point gap.
What is the MOT failure rate of the Mercedes-Benz A-Class?
22.5% of Mercedes-Benz A-Class MOT tests result in a failure, from 4,251,207 tests.
What is the MOT failure rate of the Mercedes-Benz Clk?
25.4% of Mercedes-Benz Clk MOT tests result in a failure, from 1,413,565 tests.