Suzuki Alto vs Suzuki Rmx 450 z: 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 Rmx 450 z
89%
MOT pass rate · 5 vehicles
Verdict: On MOT pass rate the Suzuki Alto (74%) and Suzuki Rmx 450 z (89%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Suzuki Alto | Suzuki Rmx 450 z |
|---|---|---|
| MOT pass rate | 74% | 89% ✓ |
| MOT failure rate | 26% | 11% ✓ |
| Faults & advisories per test | 2.1 | 0.3 ✓ |
| Dangerous-fault share | 2% | 0% ✓ |
| Average mileage | 68,875 mi | 3,926 mi |
| Sample size (vehicles) | 84,396 | 5 |
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 Rmx 450 z
- No lights fitted at time of test
- Front Tyre not fitted in accordance with side wall instruction/s (4.1.2e)
- Headlamp aim beam image kick up to the offside (1.6)
- Rear reflector on motorcycle missing (1.4.1)
- Rear Rear shock absorber seal failed and leaking oil (2.4.A.1c)
- HANDLEBAR MOUNTING BENT BUT DOES NOT AFFECT STEERING
Reliability FAQ
On MOT pass rate the Suzuki Alto (74%) and Suzuki Rmx 450 z (89%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Suzuki Alto report Full Suzuki Rmx 450 z 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.