Ktm 990 vs Ktm 640: MOT reliability compared
Updated 05 September 2026.
11.8%
Ktm 990 MOT failure rate, 4.3 pts lower than Ktm 640
Ktm 990 is the more reliable MOT performer: 11.8% of Ktm 990 MOTs fail versus 16.1% for Ktm 640, a 4.3 point gap.
| Metric | Ktm 990 | Ktm 640 |
|---|---|---|
| MOT failure rate | 11.8% | 16.1% |
| Tests analysed | 28,051 | 20,830 |
| Most common failure | Lamps & electrical (21.7%) | Lamps & electrical (29.2%) |
Questions and answers
Which is more reliable, Ktm 990 or Ktm 640?
Ktm 990 is the more reliable MOT performer: 11.8% of Ktm 990 MOTs fail versus 16.1% for Ktm 640, a 4.3 point gap.
What is the MOT failure rate of the Ktm 990?
11.8% of Ktm 990 MOT tests result in a failure, from 28,051 tests.
What is the MOT failure rate of the Ktm 640?
16.1% of Ktm 640 MOT tests result in a failure, from 20,830 tests.