Honda Jazz vs Honda St50-k: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Honda Jazz
81%
MOT pass rate · 404,148 vehicles
Honda St50-k
92%
MOT pass rate · 341 vehicles
More reliable
Verdict: On MOT pass rate, the Honda St50-k is the more reliable of the two — 92% pass first time versus 81%. It's one signal among several; check the full breakdown below.
Head to head
| Measure | Honda Jazz | Honda St50-k |
|---|---|---|
| MOT pass rate | 81% | 92% ✓ |
| MOT failure rate | 19% | 8% ✓ |
| Faults & advisories per test | 1.7 | 0.3 ✓ |
| Dangerous-fault share | 2% | 1% ✓ |
| Average mileage | 77,994 mi | 4,974 mi |
| Sample size (vehicles) | 404,148 | 341 |
Most common faults
Honda Jazz
- Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
- Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
- Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Nearside Front Tyre worn close to the legal limit (4.1.E.1)
- Front Brake pad(s) wearing thin (1.1.13 (a) (ii))
Honda St50-k
- Drive chain slightly loose (6.1.7 (c) (i))
- Rear Tyre worn close to the legal limit (4.1.3(ii))
- Drive chain worn but not considered excessive (6.1.7 (c) (i))
- Drive chain worn but not considered excessive (6.2.1e)
- Drive chain slightly loose (6.2.1d)
- Rear shock absorber has a slightly reduced damping effect (2.4.A.3b)
Reliability FAQ
On MOT pass rate, the Honda St50-k is the more reliable of the two — 92% pass first time versus 81%. It's one signal among several; check the full breakdown below.
Full Honda Jazz report Full Honda St50-k 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.