Suzuki Gsf400-z vs Suzuki Unknown: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Suzuki Gsf400-z
50%
MOT pass rate · 1 vehicles
Suzuki Unknown
84%
MOT pass rate · 512,746 vehicles
Verdict: On MOT pass rate the Suzuki Gsf400-z (50%) and Suzuki Unknown (84%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Suzuki Gsf400-z | Suzuki Unknown |
|---|---|---|
| MOT pass rate | 50% | 84% ✓ |
| MOT failure rate | 50% | 16% ✓ |
| Faults & advisories per test | 1.0 | 0.8 ✓ |
| Dangerous-fault share | 0% ✓ | 4% |
| Average mileage | 38,995 mi | 20,498 mi |
| Sample size (vehicles) | 1 | 512,746 |
Most common faults
Suzuki Gsf400-z
- Nearside Front Lower Brake hose excessively deteriorated (3.2.B3b)
- Rear Exhaust mounting does not fully support the exhaust system (7.1.1.c)
Suzuki 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))
- Front Brake binding but not excessively (1.2.1 (f))
- Nearside Front Shock absorber has a light misting of oil (5.3.2 (b))
Reliability FAQ
On MOT pass rate the Suzuki Gsf400-z (50%) and Suzuki Unknown (84%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Suzuki Gsf400-z report Full Suzuki 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.