Honda Cbr 600 rr-4 vs Honda Unknown: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Honda Cbr 600 rr-4
84%
MOT pass rate · 801 vehicles
Honda Unknown
85%
MOT pass rate · 1,041,859 vehicles
Verdict: On MOT pass rate the Honda Cbr 600 rr-4 (84%) and Honda Unknown (85%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Honda Cbr 600 rr-4 | Honda Unknown |
|---|---|---|
| MOT pass rate | 84% | 85% ✓ |
| MOT failure rate | 16% | 15% ✓ |
| Faults & advisories per test | 0.7 ✓ | 0.9 |
| Dangerous-fault share | 2% ✓ | 3% |
| Average mileage | 20,752 mi | 25,474 mi |
| Sample size (vehicles) | 801 | 1,041,859 |
Most common faults
Honda Cbr 600 rr-4
- Rear Tyre worn close to the legal limit (4.1.3(ii))
- Front Tyre worn close to the legal limit (4.1.3(ii))
- Exhaust noisy (7.1.2)
- Front Roller brake test indicates slight fluctuation of brake effort (3.3.A1d)
- Exhaust noisy (8.1.1 (a))
- Rear reflector on motorcycle missing (1.4.1)
Honda Unknown
- Exhaust noisy (8.1.1 (a))
- Rear Tyre worn close to the legal limit (5.2.3 (e))
- Chain guard missing
- Rear reflector missing (4.8.2 (a) (ii))
- Drive chain slightly loose (6.1.7 (c) (i))
- Front Brake binding but not excessively (1.2.1 (f))
Reliability FAQ
On MOT pass rate the Honda Cbr 600 rr-4 (84%) and Honda Unknown (85%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Honda Cbr 600 rr-4 report Full Honda Unknown report Most reliable cars
Pass rates are computed over completed (pass/fail) MOT tests. Reliability also depends on age, mileage and upkeep — see each model's page for the full picture.