SKYTEAM ST 50

49cc Petrol Class 1

62.7%

first-time pass rate

31.4%

failed outright

2,426

median miles at test

MOT tests, 2005–2025

What fails on a ST 50

failure defects by component group · advisories excluded

Component group	Defects	% of defects
lighting and signalling	31	47
steering and suspension	10	15.2
brakes	5	7.6
drive system	5	7.6
Items Not Tested	3	4.5
lamps and reflectors	3	4.5
structure and attachments	3	4.5
tyres and wheels	3	4.5
suspension	2	3
tyres	1	1.5

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 ST 50 beats 0 of its 4 closest rivals (PEUGEOT SPEEDFIGHT, PIAGGIO ZIP, PIAGGIO NRG).

PEUGEOT SPEEDFIGHT 65.2% pass · 83.7k tests PIAGGIO ZIP 71.3% pass · 79.0k tests PIAGGIO NRG 65.5% pass · 40.5k tests PEUGEOT VIVACITY 70.4% pass · 29.7k tests

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 ST 50.