Lexus Is250 vs Lexus Gs300: MOT reliability compared
Updated 05 September 2026.
16.8%
Lexus Is250 MOT failure rate, 6.3 pts lower than Lexus Gs300
Lexus Is250 is the more reliable MOT performer: 16.8% of Lexus Is250 MOTs fail versus 23.1% for Lexus Gs300, a 6.3 point gap.
| Metric | Lexus Is250 | Lexus Gs300 |
|---|---|---|
| MOT failure rate | 16.8% | 23.1% |
| Tests analysed | 214,779 | 175,987 |
| Most common failure | Tyres (28.7%) | Brakes (29.3%) |
Questions and answers
Which is more reliable, Lexus Is250 or Lexus Gs300?
Lexus Is250 is the more reliable MOT performer: 16.8% of Lexus Is250 MOTs fail versus 23.1% for Lexus Gs300, a 6.3 point gap.
What is the MOT failure rate of the Lexus Is250?
16.8% of Lexus Is250 MOT tests result in a failure, from 214,779 tests.
What is the MOT failure rate of the Lexus Gs300?
23.1% of Lexus Gs300 MOT tests result in a failure, from 175,987 tests.