BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ KTM/390 DUKE 19
Model report · 2005–2025
87.2%
first-time pass rate
5.2%
failed outright
3,761
median miles at test
639
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2022–2025

The 390 DUKE 19's first-time pass rate has risen 1.7 points since 2022, 86.0% to 87.7%.

85%87%90%2022: 86.0% pass (114 tests)2023: 88.5% pass (208 tests)2024: 85.8% pass (155 tests)2025: 87.7% pass (162 tests)20222025

What fails on a 390 DUKE 19

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects vs all bikes
lamps and reflectors
13 22 1.1×
brakes
13 22 0.4×
structure and attachments
11 18.6 2.1×
suspension
8 13.6 1.3×
tyres
7 11.9 1.6×
Identification of the vehicle
2 3.4 1.4×
audible warning (Horn)
2 3.4 1.7×
steering
2 3.4 0.8×
wheels
1 1.7 2.6×

Defects recorded against failed normal tests, 2005–2025, grouped by DVSA inspection section. One test can record multiple defects. "vs all bikes" is how often this model's tests record a defect in the group, as a multiple of the all-bike rate.

How rivals compare

same type, similar capacity, high test volume

On first-time pass rate the 390 DUKE 19 beats 2 of its 2 closest rivals (HONDA CB400, HONDA CB400N).

Rivals share this bike's type and sit within ±30% of its engine capacity, ≥ 5,000 tests. Card colour = better/worse first-time pass rate than the 390 DUKE 19.

Pass rate by registration year

how each model-year cohort fares · registration year from first use date

Best year to buy used: 2020 (89.4% pass). Weakest: 2019 (86.0%).

85%88%90%2019: 86.0% pass (420 tests)2020: 89.4% pass (217 tests)20192020

First-time pass rate by the year each bike was first registered (cohorts with ≥ 50 tests). Older cohorts are survivors: the worst examples have already left the road, which tends to lift the earliest years.

KTM 390 DUKE 19 FAQ

answers computed from the data above · terms in the glossary

Is the KTM 390 DUKE 19 reliable?

The KTM 390 DUKE 19 is more reliable than average for its class: 87.2% of its 639 MOT tests (2005–2025) passed first time, against a class average of 84.9%. That ranks it #1854 of 5426 models.

What does a 390 DUKE 19 fail its MOT on most?

lamps and reflectors — 22% of all defects recorded against failed 390 DUKE 19 tests.