BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ BULLIT/HERO 125
Model report · 2005–2025

BULLIT HERO 125

125cc Petrol Class 1
#4715 of 5426 overall #3 of 5 BULLITs #372 of 734 commuter bikes
70.2%
first-time pass rate
18.3%
failed outright
2,291
median miles at test
1,047
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2021–2025

The HERO 125's first-time pass rate has risen 11.1 points since 2021, 65.0% to 76.1%.

62%71%79%2021: 65.0% pass (103 tests)2022: 67.2% pass (177 tests)2023: 68.6% pass (236 tests)2024: 69.1% pass (256 tests)2025: 76.1% pass (259 tests)20212025

What fails on a HERO 125

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects vs all bikes
lamps and reflectors
275 47.4 8.4×
structure and attachments
97 16.7 9.1×
suspension
76 13.1 7.6×
brakes
49 8.4 0.8×
steering
39 6.7 7.1×
Identification of the vehicle
20 3.4 8.3×
audible warning (Horn)
9 1.6 4.7×
wheels
8 1.4 11.1×
tyres
7 1.2 1.0×

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 HERO 125 beats 0 of its 4 closest rivals (YAMAHA YBR 125, HONDA CG125, HONDA CBF125).

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 HERO 125.

Pass rate by registration year

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

Best year to buy used: 2021 (74.7% pass). Weakest: 2018 (67.4%).

66%71%76%2017: 68.5% pass (111 tests)2018: 67.4% pass (319 tests)2019: 72.1% pass (197 tests)2020: 69.9% pass (249 tests)2021: 74.7% pass (150 tests)201720192021

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.

BULLIT HERO 125 FAQ

answers computed from the data above · terms in the glossary

Is the BULLIT HERO 125 reliable?

The BULLIT HERO 125 is less reliable than average for its class: 70.2% of its 1,047 MOT tests (2005–2025) passed first time, against a class average of 73.4%. That ranks it #4715 of 5426 models.

What does a HERO 125 fail its MOT on most?

lamps and reflectors — 47% of all defects recorded against failed HERO 125 tests.

What is the best year of HERO 125 to buy used?

By first-time pass rate, 2021-registered examples do best (74.7%) and 2018 worst (67.4%). Condition and history still trump the year.