Suzuki Alto vs Suzuki Gn 125: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Suzuki Alto
74%
MOT pass rate · 84,396 vehicles
Suzuki Gn 125
78%
MOT pass rate · 244 vehicles
More reliable
Verdict: On MOT pass rate, the Suzuki Gn 125 is the more reliable of the two — 78% pass first time versus 74%. It's one signal among several; check the full breakdown below.
Head to head
| Measure | Suzuki Alto | Suzuki Gn 125 |
|---|---|---|
| MOT pass rate | 74% | 78% ✓ |
| MOT failure rate | 26% | 22% ✓ |
| Faults & advisories per test | 2.1 | 1.0 ✓ |
| Dangerous-fault share | 2% | 2% |
| Average mileage | 68,875 mi | 26,973 mi |
| Sample size (vehicles) | 84,396 | 244 |
Most common faults
Suzuki Alto
- Nearside 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)
- Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Offside Front Tyre worn close to the legal limit (4.1.E.1)
- Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
- Offside Front Brake pipe corroded, covered in grease or other material (1.1.11 (c))
Suzuki Gn 125
- Drive chain slightly loose (6.2.1d)
- Rear Tyre worn close to the legal limit (4.1.3(ii))
- Drive chain worn but not considered excessive (6.2.1e)
- Drive chain excessively loose (6.2.1d)
- Headlamp at least one does not illuminate on dipped beam (1.2.2a(i))
- Front Tyre worn close to the legal limit (4.1.3(ii))
Reliability FAQ
On MOT pass rate, the Suzuki Gn 125 is the more reliable of the two — 78% pass first time versus 74%. It's one signal among several; check the full breakdown below.
Full Suzuki Alto report Full Suzuki Gn 125 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.