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

YAMAHA 650

650cc Petrol Class 2
83.1%
first-time pass rate
11.0%
failed outright
24,501
median miles at test
219
MOT tests, 2005–2025

Pass rate by mileage

how the 650's first-time pass rate falls with the odometer · class average 84.9%

A low-mileage 650 passes first time 90.2% of the time; by 40k that's 80.6%.

79%85%92%0k: 90.2% pass (51 tests)10k: 89.2% pass (37 tests)30k: 81.3% pass (48 tests)40k: 80.6% pass (31 tests)0k30k40k

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 650

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects
steering and suspension
19 25.3
lighting and signalling
17 22.7
brakes
15 20
fuel and exhaust
11 14.7
drive system
4 5.3
tyres and wheels
4 5.3
reg plates and vin
2 2.7
sidecar
1 1.3
suspension
1 1.3
lamps and reflectors
1 1.3

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 650 beats 3 of its 4 closest rivals (KAWASAKI ZX-6R, SUZUKI GSF600, YAMAHA FZS600).

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 650.