Smart (Mcc) Forfour vs Smart Forfour: MOT reliability compared
Updated 05 September 2026.
21.1%
Smart (Mcc) Forfour MOT failure rate, 5.7 pts lower than Smart Forfour
Smart (Mcc) Forfour is the more reliable MOT performer: 21.1% of Smart (Mcc) Forfour MOTs fail versus 26.8% for Smart Forfour, a 5.7 point gap.
| Metric | Smart (Mcc) Forfour | Smart Forfour |
|---|---|---|
| MOT failure rate | 21.1% | 26.8% |
| Tests analysed | 267,501 | 74,542 |
| Most common failure | Tyres (24.8%) | Lamps & electrical (34.4%) |
Questions and answers
Which is more reliable, Smart (Mcc) Forfour or Smart Forfour?
Smart (Mcc) Forfour is the more reliable MOT performer: 21.1% of Smart (Mcc) Forfour MOTs fail versus 26.8% for Smart Forfour, a 5.7 point gap.
What is the MOT failure rate of the Smart (Mcc) Forfour?
21.1% of Smart (Mcc) Forfour MOT tests result in a failure, from 267,501 tests.
What is the MOT failure rate of the Smart Forfour?
26.8% of Smart Forfour MOT tests result in a failure, from 74,542 tests.