BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ KTM/390 ADVENTURE 20
Model report · 2005–2025

KTM 390 ADVENTURE 20

373cc Petrol Class 2
91.7%
first-time pass rate
4.1%
failed outright
5,373
median miles at test
605
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2023–2025

The 390 ADVENTURE 20's first-time pass rate has held steady since 2023 (91.5% → 91.6%).

91%92%93%2023: 91.5% pass (176 tests)2024: 92.0% pass (212 tests)2025: 91.6% pass (214 tests)20232025

What fails on a 390 ADVENTURE 20

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects vs all bikes
lamps and reflectors
20 38.5 1.7×
brakes
15 28.8 0.3×
structure and attachments
10 19.2 1.7×
steering
2 3.8 0.8×
tyres
2 3.8 0.2×
suspension
2 3.8 0.4×
audible warning (Horn)
1 1.9 0.9×

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 ADVENTURE 20 beats 1 of its 1 closest rivals (ROYAL ENFIELD HIMALAYAN).

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 ADVENTURE 20.

Pass rate by registration year

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

Best year to buy used: 2020 (92.2% pass). Weakest: 2021 (90.1%).

89%91%93%2020: 92.2% pass (462 tests)2021: 90.1% pass (141 tests)20202021

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 ADVENTURE 20 FAQ

answers computed from the data above · terms in the glossary

Is the KTM 390 ADVENTURE 20 reliable?

The KTM 390 ADVENTURE 20 is more reliable than average for its class: 91.7% of its 605 MOT tests (2005–2025) passed first time, against a class average of 84.9%. That ranks it #524 of 5426 models.

What does a 390 ADVENTURE 20 fail its MOT on most?

lamps and reflectors — 38% of all defects recorded against failed 390 ADVENTURE 20 tests.