Alfa Romeo 156 vs Alfa Romeo 159: MOT reliability compared
Updated 05 September 2026.
28.8%
Alfa Romeo 159 MOT failure rate, 5.1 pts lower than Alfa Romeo 156
Alfa Romeo 159 is the more reliable MOT performer: 28.8% of Alfa Romeo 159 MOTs fail versus 33.9% for Alfa Romeo 156, a 5.1 point gap.
| Metric | Alfa Romeo 156 | Alfa Romeo 159 |
|---|---|---|
| MOT failure rate | 33.9% | 28.8% |
| Tests analysed | 487,745 | 148,259 |
| Most common failure | Lamps & electrical (44.9%) | Suspension (36.6%) |
Questions and answers
Which is more reliable, Alfa Romeo 156 or Alfa Romeo 159?
Alfa Romeo 159 is the more reliable MOT performer: 28.8% of Alfa Romeo 159 MOTs fail versus 33.9% for Alfa Romeo 156, a 5.1 point gap.
What is the MOT failure rate of the Alfa Romeo 156?
33.9% of Alfa Romeo 156 MOT tests result in a failure, from 487,745 tests.
What is the MOT failure rate of the Alfa Romeo 159?
28.8% of Alfa Romeo 159 MOT tests result in a failure, from 148,259 tests.