BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ PIAGGIO/MEDLEY 125
Model report · 2005–2025
84.6%
first-time pass rate
10.4%
failed outright
8,986
median miles at test
1,120
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2019–2025

The MEDLEY 125's first-time pass rate has held steady since 2019 (87.4% → 88.2%).

76%84%91%2019: 87.4% pass (119 tests)2020: 78.8% pass (104 tests)2021: 83.2% pass (119 tests)2022: 81.3% pass (112 tests)2023: 86.8% pass (197 tests)2024: 81.6% pass (207 tests)2025: 88.2% pass (255 tests)20192025

Pass rate by mileage

how the MEDLEY 125's first-time pass rate falls with the odometer · class average 73.4%

A low-mileage MEDLEY 125 passes first time 90.3% of the time; by 30k that's 80.9%.

75%84%93%0k: 90.3% pass (608 tests)10k: 79.8% pass (307 tests)20k: 77.2% pass (114 tests)30k: 80.9% pass (47 tests)0k20k30k

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 MEDLEY 125

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects vs all bikes
brakes
73 33 1.2×
suspension
41 18.6 3.9×
tyres
40 18.1 4.8×
lamps and reflectors
40 18.1 1.9×
steering
16 7.2 3.0×
structure and attachments
6 2.7 0.8×
audible warning (Horn)
4 1.8 2.0×
wheels
1 0.5 1.5×

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 MEDLEY 125 beats 4 of its 4 closest rivals (PIAGGIO VESPA, HONDA PCX 125, HONDA Vision 110).

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 MEDLEY 125.

Pass rate by registration year

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

Best year to buy used: 2022 (94.5% pass). Weakest: 2016 (83.8%).

82%89%97%2016: 83.8% pass (647 tests)2020: 84.2% pass (260 tests)2021: 87.6% pass (113 tests)2022: 94.5% pass (55 tests)201620212022

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.

PIAGGIO MEDLEY 125 FAQ

answers computed from the data above · terms in the glossary

Is the PIAGGIO MEDLEY 125 reliable?

The PIAGGIO MEDLEY 125 is more reliable than average for its class: 84.6% of its 1,120 MOT tests (2005–2025) passed first time, against a class average of 73.4%. That ranks it #2593 of 5426 models.

What does a MEDLEY 125 fail its MOT on most?

brakes — 33% of all defects recorded against failed MEDLEY 125 tests.

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

By first-time pass rate, 2022-registered examples do best (94.5%) and 2016 worst (83.8%). Condition and history still trump the year.

How many miles will a MEDLEY 125 last?

The median MEDLEY 125 shows 8,986 miles at test, and examples around 30k miles still pass 80.9% of the time — mileage alone rarely kills one.