Honda Sh 125 ad-d vs Honda Unknown: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Honda Sh 125 ad-d
85%
MOT pass rate · 504 vehicles
Honda Unknown
85%
MOT pass rate · 1,041,859 vehicles
Verdict: On MOT pass rate the Honda Sh 125 ad-d (85%) 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 Sh 125 ad-d | Honda Unknown |
|---|---|---|
| MOT pass rate | 85% | 85% |
| MOT failure rate | 15% | 15% |
| Faults & advisories per test | 0.5 ✓ | 0.9 |
| Dangerous-fault share | 8% | 3% ✓ |
| Average mileage | 47,506 mi | 25,474 mi |
| Sample size (vehicles) | 504 | 1,041,859 |
Most common faults
Honda Sh 125 ad-d
- Rear Tyre worn close to the legal limit (5.2.3 (e))
- Front Tyre worn close to the legal limit (5.2.3 (e))
- Front Brake pad(s) close to minimum limit (1.1.13 (a))
- Front Tyre worn close to the legal limit (4.1.3(ii))
- Rear Brake pad(s) close to minimum limit (1.1.13 (a))
- Steering headbearing slightly stiff or notchy (2.2.2 (f) (i))
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 Sh 125 ad-d (85%) and Honda Unknown (85%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Honda Sh 125 ad-d 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.