Suzuki Alto vs Suzuki Sx4: MOT reliability compared
Updated 05 September 2026.
21.5%
Suzuki Sx4 MOT failure rate, 4.3 pts lower than Suzuki Alto
Suzuki Sx4 is the more reliable MOT performer: 21.5% of Suzuki Sx4 MOTs fail versus 25.8% for Suzuki Alto, a 4.3 point gap.
| Metric | Suzuki Alto | Suzuki Sx4 |
|---|---|---|
| MOT failure rate | 25.8% | 21.5% |
| Tests analysed | 1,184,295 | 632,995 |
| Most common failure | Brakes (29.7%) | Suspension (38.8%) |
Questions and answers
Which is more reliable, Suzuki Alto or Suzuki Sx4?
Suzuki Sx4 is the more reliable MOT performer: 21.5% of Suzuki Sx4 MOTs fail versus 25.8% for Suzuki Alto, a 4.3 point gap.
What is the MOT failure rate of the Suzuki Alto?
25.8% of Suzuki Alto MOT tests result in a failure, from 1,184,295 tests.
What is the MOT failure rate of the Suzuki Sx4?
21.5% of Suzuki Sx4 MOT tests result in a failure, from 632,995 tests.