BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ PIAGGIO/COSA 200
Model report · 2005–2025
79.8%
first-time pass rate
15.5%
failed outright
10,862
median miles at test
233
MOT tests, 2005–2025

Pass rate by mileage

how the COSA 200's first-time pass rate falls with the odometer · class average 73.4%

A low-mileage COSA 200 passes first time 77.9% of the time; by 20k that's 83.3%.

77%81%84%0k: 77.9% pass (113 tests)10k: 82.4% pass (68 tests)20k: 83.3% pass (42 tests)0k10k20k

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 COSA 200

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects
brakes
28 38.4
lighting and signalling
21 28.8
steering and suspension
8 11
body and structure
6 8.2
lamps and reflectors
3 4.1
fuel and exhaust
3 4.1
reg plates and vin
2 2.7
suspension
1 1.4
tyres and wheels
1 1.4

Defects recorded against failed normal tests, 2005–2025, grouped by DVSA inspection section. One test can record multiple defects.

How rivals compare

same type, similar capacity, high test volume

On first-time pass rate the COSA 200 beats 1 of its 4 closest rivals (PIAGGIO PX 200 E, PIAGGIO X9, LAMBRETTA GP200).

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 COSA 200.