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

HONDA C100

49cc Petrol Class 1
88.9%
first-time pass rate
5.4%
failed outright
3,793
median miles at test
315
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2013–2014

The C100's first-time pass rate has fallen 10.0 points since 2013, 93.3% to 83.3%.

81%88%96%2013: 93.3% pass (30 tests)2014: 83.3% pass (30 tests)20132014

What fails on a C100

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects
lighting and signalling
36 76.6
tyres and wheels
3 6.4
brakes
3 6.4
steering and suspension
2 4.3
fuel and exhaust
1 2.1
drive system
1 2.1
driving controls
1 2.1

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 C100 beats 4 of its 4 closest rivals (PEUGEOT SPEEDFIGHT, PIAGGIO ZIP, PIAGGIO NRG).

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 C100.

Pass rate by registration year

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

Best year to buy used: 1964 (92.0% pass). Weakest: 1965 (80.0%).

78%86%94%1963: 91.9% pass (62 tests)1964: 92.0% pass (112 tests)1965: 80.0% pass (55 tests)196319641965

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.