Suzuki Alto vs Suzuki Gs450: 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 Gs450
82%
MOT pass rate · 214 vehicles
More reliable
Verdict: On MOT pass rate, the Suzuki Gs450 is the more reliable of the two — 82% pass first time versus 74%. It's one signal among several; check the full breakdown below.
Head to head
| Measure | Suzuki Alto | Suzuki Gs450 |
|---|---|---|
| MOT pass rate | 74% | 82% ✓ |
| MOT failure rate | 26% | 18% ✓ |
| Faults & advisories per test | 2.1 | 0.8 ✓ |
| Dangerous-fault share | 2% | 1% ✓ |
| Average mileage | 68,875 mi | 33,594 mi |
| Sample size (vehicles) | 84,396 | 214 |
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 Gs450
- Front Tyre worn close to the legal limit (4.1.3(ii))
- Drive chain worn but not considered excessive (6.2.1e)
- Front Stop lamp does not illuminate immediately a brake applies (1.3.1a)
- Rear Tyre worn close to the legal limit (4.1.3(ii))
- Drive chain slightly loose (6.2.1d)
- Rear wheel bearings have slight free play (2.4.A.2c)
Reliability FAQ
On MOT pass rate, the Suzuki Gs450 is the more reliable of the two — 82% pass first time versus 74%. It's one signal among several; check the full breakdown below.
Full Suzuki Alto report Full Suzuki Gs450 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.