HONDA BROS 400
Pass rate over time
The BROS 400's first-time pass rate has risen 14.8 points since 2006, 57.1% to 71.9%.
Pass rate by mileage
A low-mileage BROS 400 passes first time 76.0% of the time; by 50k that's 71.4%.
First-time pass rate by odometer reading at test, 10,000-mile bands for this model. Mileage is the strongest reliability signal. See the full curve.
What fails on a BROS 400
| Component group | Share of defects | Defects | % of defects |
|---|---|---|---|
| brakes |
|
65 | 28.6 |
| lighting and signalling |
|
63 | 27.8 |
| steering and suspension |
|
42 | 18.5 |
| tyres and wheels |
|
15 | 6.6 |
| drive system |
|
11 | 4.8 |
| lamps and reflectors |
|
8 | 3.5 |
| fuel and exhaust |
|
7 | 3.1 |
| structure and attachments |
|
6 | 2.6 |
| reg plates and vin |
|
5 | 2.2 |
| driving controls |
|
5 | 2.2 |
Defects recorded against failed normal tests, 2005–2025, grouped by DVSA inspection section. One test can record multiple defects.
How rivals compare
On first-time pass rate the BROS 400 beats 0 of its 4 closest rivals (KAWASAKI ER5, SUZUKI GS500, SUZUKI AN400).
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 BROS 400.
Pass rate by registration year
Best year to buy used: 1990 (83.0% pass). Weakest: 1989 (64.0%).
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.