Lexus Ct vs Lexus Is: MOT reliability compared
Updated 05 September 2026.
12.9%
Lexus Is MOT failure rate, 0.4 pts lower than Lexus Ct
Lexus Is is the more reliable MOT performer: 12.9% of Lexus Is MOTs fail versus 13.3% for Lexus Ct, a 0.4 point gap.
| Metric | Lexus Ct | Lexus Is |
|---|---|---|
| MOT failure rate | 13.3% | 12.9% |
| Tests analysed | 325,037 | 181,237 |
| Most common failure | Tyres (28.6%) | Tyres (38.3%) |
Questions and answers
Which is more reliable, Lexus Ct or Lexus Is?
Lexus Is is the more reliable MOT performer: 12.9% of Lexus Is MOTs fail versus 13.3% for Lexus Ct, a 0.4 point gap.
What is the MOT failure rate of the Lexus Ct?
13.3% of Lexus Ct MOT tests result in a failure, from 325,037 tests.
What is the MOT failure rate of the Lexus Is?
12.9% of Lexus Is MOT tests result in a failure, from 181,237 tests.