BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
Model report · 2005–2025

MOTO ROMA SK 125

124cc Petrol Class 1
#5249 of 5426 overall #9 of 10 MOTO ROMAs #642 of 734 commuter bikes
58.7%
first-time pass rate
26.7%
failed outright
9,034
median miles at test
465
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2014–2017

The SK 125's first-time pass rate has fallen 1.7 points since 2014, 57.3% to 55.6%.

52%56%60%2014: 57.3% pass (75 tests)2015: 58.3% pass (96 tests)2016: 53.1% pass (96 tests)2017: 55.6% pass (54 tests)20142017

Pass rate by mileage

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

A low-mileage SK 125 passes first time 64.9% of the time; by 20k that's 54.1%.

49%58%68%0k: 64.9% pass (262 tests)10k: 51.3% pass (150 tests)20k: 54.1% pass (37 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 SK 125

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects
lighting and signalling
128 28.4
steering and suspension
70 15.5
brakes
67 14.9
structure and attachments
48 10.6
lamps and reflectors
41 9.1
drive system
36 8
tyres and wheels
31 6.9
body and structure
11 2.4
steering
10 2.2
tyres
9 2

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 SK 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 SK 125.

Pass rate by registration year

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

Best year to buy used: 2010 (61.8% pass). Weakest: 2012 (52.7%).

51%57%64%2010: 61.8% pass (55 tests)2011: 61.3% pass (222 tests)2012: 52.7% pass (129 tests)2013: 59.3% pass (59 tests)201020122013

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.