Mazda 3 vs Mazda Mazda speed: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Mazda 3
78%
MOT pass rate · 164,058 vehicles
Mazda Mazda speed
57%
MOT pass rate · 1 vehicles
Verdict: On MOT pass rate the Mazda 3 (78%) and Mazda Mazda speed (57%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Mazda 3 | Mazda Mazda speed |
|---|---|---|
| MOT pass rate | 78% ✓ | 57% |
| MOT failure rate | 22% ✓ | 43% |
| Faults & advisories per test | 2.0 ✓ | 7.1 |
| Dangerous-fault share | 3% | 2% ✓ |
| Average mileage | 90,915 mi | 197,604 mi |
| Sample size (vehicles) | 164,058 | 1 |
Most common faults
Mazda 3
- Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- 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)
- Rear Sub-frame corroded but not seriously weakened (5.3.3 (b) (i))
- Offside Front Tyre worn close to the legal limit (4.1.E.1)
- Front Brake pad(s) wearing thin (1.1.13 (a) (ii))
Mazda Mazda speed
- Offside Front Anti-roll bar linkage has slight play in a ball joint (2.4.G.2)
- Offside Front Lower Subframe mounting prescribed area is corroded but not considered excessive step area (2.4.A.3)
- Nearside Front Anti-roll bar ball joint has slight play (5.3.4 (a) (i))
- Offside Rear Anti-roll bar linkage pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))
- Windscreen damaged but not adversely affecting driver's view (3.2 (a) (i))
- Front Track rod end ball joint dust cover damaged or deteriorated, but preventing the ingress of dirt Both (2.1.3 (g) (i))
Reliability FAQ
On MOT pass rate the Mazda 3 (78%) and Mazda Mazda speed (57%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Mazda 3 report Full Mazda Mazda speed 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.