Know Your MOT

Isuzu D-Max vs Isuzu Trucks Grafter: MOT reliability compared

Updated 05 September 2026.

21.0%
Isuzu D-Max MOT failure rate, 2.0 pts lower than Isuzu Trucks Grafter

Isuzu D-Max is the more reliable MOT performer: 21.0% of Isuzu D-Max MOTs fail versus 23.0% for Isuzu Trucks Grafter, a 2.0 point gap.

MetricIsuzu D-MaxIsuzu Trucks Grafter
MOT failure rate21.0%23.0%
Tests analysed366,08537,787
Most common failureLamps & electrical (33.4%)Lamps & electrical (45.7%)

Questions and answers

Which is more reliable, Isuzu D-Max or Isuzu Trucks Grafter?

Isuzu D-Max is the more reliable MOT performer: 21.0% of Isuzu D-Max MOTs fail versus 23.0% for Isuzu Trucks Grafter, a 2.0 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 Trucks Grafter?

23.0% of Isuzu Trucks Grafter MOT tests result in a failure, from 37,787 tests.

Compared here

Isuzu D-Max common MOT failures and failure rateIsuzu Trucks Grafter common MOT failures and failure rate