Honda 650 bros vs Honda Unknown: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Honda 650 bros
75%
MOT pass rate · 6 vehicles
Honda Unknown
85%
MOT pass rate · 1,041,859 vehicles
Verdict: On MOT pass rate the Honda 650 bros (75%) 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 650 bros | Honda Unknown |
|---|---|---|
| MOT pass rate | 75% | 85% ✓ |
| MOT failure rate | 25% | 15% ✓ |
| Faults & advisories per test | 0.7 ✓ | 0.9 |
| Dangerous-fault share | 0% ✓ | 3% |
| Average mileage | 56,020 mi | 25,474 mi |
| Sample size (vehicles) | 6 | 1,041,859 |
Most common faults
Honda 650 bros
- Front Roller brake test indicates a binding brake (3.3.A1a)
- Drive chain worn but not considered excessive (6.2.1e)
- Front Brake disc(s) has slight run out (3.2.A1m)
- Exhaust slightly deteriorated (7.1.1a)
- Front Tyre worn close to the legal limit (4.1.3(ii))
- Front Roller brake test indicates slight fluctuation of brake effort (3.3.A1d)
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 650 bros (75%) and Honda Unknown (85%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Honda 650 bros 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.