Honda CBR 600 F-4: MOT pass rate by registration year

Which CBR 600 F-4 years pass first time, and which fall short of the model's 87.3% average, from 4,178 DVSA tests.

2006

highest-passing year · 96.9%

2004

lowest-passing year · 86.7%

10.2pp

spread across 4 years

Pass rate by registration year

first-time pass rate · cohorts with 50 or more tests · registration year from first use date

Highest pass rate: 2006 (96.9% of 96 tests). Lowest: 2004 (86.7% of 2,674).

Registered	Tests	First-time pass	vs model (87.3%)
2003	277	90.6%	+3.3 pp
2004	2,674	86.7%	-0.6 pp
2005	1,080	87.4%	+0.1 pp
2006	96	96.9%	+9.6 pp

Older cohorts are survivors: the worst examples have already left the road, which tends to lift the earliest years. A first-time MOT pass is a roadworthiness check, not a full mechanical inspection.

Pass rate over time

first-time pass rate by test year · 2007–2025

Questions

Which CBR 600 F-4 years have the lowest MOT pass rate?: none: no registration year of the Honda CBR 600 F-4 falls more than two points under the model's 87.3% overall pass rate.
Which CBR 600 F-4 year has the highest MOT pass rate?: 2006, at 96.9% of 96 first tests (2005–2025). Years more than two points above the model average: 2003, 2006.
How much does the CBR 600 F-4 pass rate vary by year?: 10.2 percentage points between the highest (2006, 96.9%) and lowest (2004, 86.7%) cohorts with at least 50 tests. Older cohorts are survivors: the worst examples have already left the road, which tends to lift the earliest years.

Full report: Honda CBR 600 F-4 reliability, failures and mileage · ranked #1818 of 5428 models· other Honda models: CBR600F, CBR900RR, CBR1100XX, CB500, C90, VFR800 Fi