Know Your MOT

Alfa Romeo Giulietta vs Alfa Romeo 159: MOT reliability compared

Updated 05 September 2026.

21.7%
Alfa Romeo Giulietta MOT failure rate, 7.1 pts lower than Alfa Romeo 159

Alfa Romeo Giulietta is the more reliable MOT performer: 21.7% of Alfa Romeo Giulietta MOTs fail versus 28.8% for Alfa Romeo 159, a 7.1 point gap.

MetricAlfa Romeo GiuliettaAlfa Romeo 159
MOT failure rate21.7%28.8%
Tests analysed359,551148,259
Most common failureTyres (28.9%)Suspension (36.6%)

Questions and answers

Which is more reliable, Alfa Romeo Giulietta or Alfa Romeo 159?

Alfa Romeo Giulietta is the more reliable MOT performer: 21.7% of Alfa Romeo Giulietta MOTs fail versus 28.8% for Alfa Romeo 159, a 7.1 point gap.

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.

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.

Compared here

Alfa Romeo Giulietta common MOT failures and failure rateAlfa Romeo 159 common MOT failures and failure rate