HONDA CBR 125 RS-6

125cc Petrol Class 1

#5010 of 5426 overall #910 of 921 HONDAs #222 of 226 sport bikes

65.1%

first-time pass rate

25.2%

failed outright

12,432

median miles at test

1,644

MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2009–2023

The CBR 125 RS-6's first-time pass rate has fallen 16.7 points since 2009, 73.6% to 56.9%.

Pass rate by mileage

how the CBR 125 RS-6's first-time pass rate falls with the odometer · class average 73.4%

A low-mileage CBR 125 RS-6 passes first time 72.7% of the time; by 40k that's 58.1%.

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 CBR 125 RS-6

failure defects by component group · advisories excluded

Component group	Defects	% of defects	vs all bikes
brakes	271	21.7	2.7×
lighting and signalling	258	20.7	2.4×
steering and suspension	188	15.1	2.7×
tyres and wheels	137	11	3.2×
drive system	111	8.9	7.1×
lamps and reflectors	101	8.1	2.2×
structure and attachments	73	5.9	4.4×
body and structure	38	3	3.4×
tyres	37	3	3.0×
steering	33	2.6	4.2×

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 CBR 125 RS-6 beats 0 of its 3 closest rivals (YAMAHA YZF-R125, HONDA CBR125R, HONDA CBR 125 R-4).

YAMAHA YZF-R125 68.0% pass · 63.7k tests HONDA CBR125R 66.8% pass · 26.5k tests HONDA CBR 125 R-4 65.1% pass · 6,736 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 CBR 125 RS-6.

Pass rate by registration year

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

Best year to buy used: 2008 (67.7% pass). Weakest: 2006 (63.8%).

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.

HONDA CBR 125 RS-6 FAQ

answers computed from the data above · terms in the glossary

Is the HONDA CBR 125 RS-6 reliable?

The HONDA CBR 125 RS-6 is less reliable than average for its class: 65.1% of its 1,644 MOT tests (2005–2025) passed first time, against a class average of 73.4%. That ranks it #5010 of 5426 models.

What does a CBR 125 RS-6 fail its MOT on most?

brakes — 22% of all defects recorded against failed CBR 125 RS-6 tests.

What is the best year of CBR 125 RS-6 to buy used?

By first-time pass rate, 2008-registered examples do best (67.7%) and 2006 worst (63.8%). Condition and history still trump the year.

How many miles will a CBR 125 RS-6 last?

The median CBR 125 RS-6 shows 12,432 miles at test, and examples around 40k miles still pass 58.1% of the time — mileage alone rarely kills one.