How often does a Smart (Mcc) pass its MOT?
Across 66,233 MOT tests in 2025, 71.2% of Smart (Mcc) cars and vans passed first time — a first-attempt failure rate of 28.8%, ranking Smart (Mcc) 52 of 86 major makes. The national average failure rate was 27.9%, so a Smart (Mcc) is more likely than average to fail.
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Make-level pass rates mostly reflect the age profile of the cars on the road, not build quality alone — a make with many older vehicles in circulation will fail more often. Whatever you drive, the same faults dominate: lamps, suspension, brakes and tyres. The 10-minute pre-test checklist catches the avoidable ones, and our fail-reasons guide explains the defect categories. Data: DVSA anonymised MOT results 2025, OGL v3.0 — full methodology.