Isuzu D-Max vs Isuzu Bighorn: MOT reliability compared
Updated 05 September 2026.
21.0%
Isuzu D-Max MOT failure rate, 9.3 pts lower than Isuzu Bighorn
Isuzu D-Max is the more reliable MOT performer: 21.0% of Isuzu D-Max MOTs fail versus 30.3% for Isuzu Bighorn, a 9.3 point gap.
| Metric | Isuzu D-Max | Isuzu Bighorn |
|---|---|---|
| MOT failure rate | 21.0% | 30.3% |
| Tests analysed | 366,085 | 18,338 |
| Most common failure | Lamps & electrical (33.4%) | Lamps & electrical (42.0%) |
Questions and answers
Which is more reliable, Isuzu D-Max or Isuzu Bighorn?
Isuzu D-Max is the more reliable MOT performer: 21.0% of Isuzu D-Max MOTs fail versus 30.3% for Isuzu Bighorn, a 9.3 point gap.
What is the MOT failure rate of the Isuzu D-Max?
21.0% of Isuzu D-Max MOT tests result in a failure, from 366,085 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.