Lexus Rx300 vs Lexus Nx: MOT reliability compared
Updated 05 September 2026.
8.2%
Lexus Nx MOT failure rate, 12.8 pts lower than Lexus Rx300
Lexus Nx is the more reliable MOT performer: 8.2% of Lexus Nx MOTs fail versus 21.0% for Lexus Rx300, a 12.8 point gap.
| Metric | Lexus Rx300 | Lexus Nx |
|---|---|---|
| MOT failure rate | 21.0% | 8.2% |
| Tests analysed | 236,697 | 186,572 |
| Most common failure | Brakes (39.3%) | Tyres (30.3%) |
Questions and answers
Which is more reliable, Lexus Rx300 or Lexus Nx?
Lexus Nx is the more reliable MOT performer: 8.2% of Lexus Nx MOTs fail versus 21.0% for Lexus Rx300, a 12.8 point gap.
What is the MOT failure rate of the Lexus Rx300?
21.0% of Lexus Rx300 MOT tests result in a failure, from 236,697 tests.
What is the MOT failure rate of the Lexus Nx?
8.2% of Lexus Nx MOT tests result in a failure, from 186,572 tests.