Honda Sh300i vs Honda Unknown: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Honda Sh300i
84%
MOT pass rate · 69 vehicles
Honda Unknown
85%
MOT pass rate · 1,041,859 vehicles
Verdict: On MOT pass rate the Honda Sh300i (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 Sh300i | Honda Unknown |
|---|---|---|
| MOT pass rate | 84% | 85% ✓ |
| MOT failure rate | 16% | 15% ✓ |
| Faults & advisories per test | 0.6 ✓ | 0.9 |
| Dangerous-fault share | 3% | 3% |
| Average mileage | 25,469 mi | 25,474 mi |
| Sample size (vehicles) | 69 | 1,041,859 |
Most common faults
Honda Sh300i
- Rear Tyre worn close to the legal limit (4.1.3(ii))
- Rear Brake pad(s) close to minimum limit (3.2.A1f(i))
- Rear Brake disc(s) slightly worn (3.2.A1l)
- Front Brake pad(s) close to minimum limit (3.2.A1f(i))
- Front Tyre worn close to the legal limit (4.1.3(ii))
- Front Brake disc(s) slightly worn (3.2.A1l)
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 Sh300i (84%) and Honda Unknown (85%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Honda Sh300i 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.