Isuzu Tf vs Isuzu Bighorn: MOT reliability compared
Updated 05 September 2026.
28.9%
Isuzu Tf MOT failure rate, 1.4 pts lower than Isuzu Bighorn
Isuzu Tf is the more reliable MOT performer: 28.9% of Isuzu Tf MOTs fail versus 30.3% for Isuzu Bighorn, a 1.4 point gap.
| Metric | Isuzu Tf | Isuzu Bighorn |
|---|---|---|
| MOT failure rate | 28.9% | 30.3% |
| Tests analysed | 51,877 | 18,338 |
| Most common failure | Lamps & electrical (41.9%) | Lamps & electrical (42.0%) |
Questions and answers
Which is more reliable, Isuzu Tf or Isuzu Bighorn?
Isuzu Tf is the more reliable MOT performer: 28.9% of Isuzu Tf MOTs fail versus 30.3% for Isuzu Bighorn, a 1.4 point gap.
What is the MOT failure rate of the Isuzu Tf?
28.9% of Isuzu Tf MOT tests result in a failure, from 51,877 tests.
What is the MOT failure rate of the Isuzu Bighorn?
30.3% of Isuzu Bighorn MOT tests result in a failure, from 18,338 tests.