Alfa Romeo 147 vs Alfa Romeo Giulietta: MOT reliability compared
Updated 05 September 2026.
21.7%
Alfa Romeo Giulietta MOT failure rate, 9.4 pts lower than Alfa Romeo 147
Alfa Romeo Giulietta is the more reliable MOT performer: 21.7% of Alfa Romeo Giulietta MOTs fail versus 31.1% for Alfa Romeo 147, a 9.4 point gap.
| Metric | Alfa Romeo 147 | Alfa Romeo Giulietta |
|---|---|---|
| MOT failure rate | 31.1% | 21.7% |
| Tests analysed | 412,126 | 359,551 |
| Most common failure | Lamps & electrical (38.5%) | Tyres (28.9%) |
Questions and answers
Which is more reliable, Alfa Romeo 147 or Alfa Romeo Giulietta?
Alfa Romeo Giulietta is the more reliable MOT performer: 21.7% of Alfa Romeo Giulietta MOTs fail versus 31.1% for Alfa Romeo 147, a 9.4 point gap.
What is the MOT failure rate of the Alfa Romeo 147?
31.1% of Alfa Romeo 147 MOT tests result in a failure, from 412,126 tests.
What is the MOT failure rate of the Alfa Romeo Giulietta?
21.7% of Alfa Romeo Giulietta MOT tests result in a failure, from 359,551 tests.