Daihatsu Cuove vs Daihatsu Sirion: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Daihatsu Cuove
40%
MOT pass rate · 1 vehicles
Daihatsu Sirion
77%
MOT pass rate · 16,687 vehicles
Verdict: On MOT pass rate the Daihatsu Cuove (40%) and Daihatsu Sirion (77%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Daihatsu Cuove | Daihatsu Sirion |
|---|---|---|
| MOT pass rate | 40% | 77% ✓ |
| MOT failure rate | 60% | 23% ✓ |
| Faults & advisories per test | 1.1 ✓ | 1.8 |
| Dangerous-fault share | 0% ✓ | 1% |
| Average mileage | 47,609 mi | 80,054 mi |
| Sample size (vehicles) | 1 | 16,687 |
Most common faults
Daihatsu Cuove
- Exhaust emissions Lambda reading after 2nd fast idle outside specified limits (7.3.D.3)
- Exhaust emissions carbon monoxide content after 2nd fast idle excessive (7.3.D.3)
- Headlamp aim too low (1.8)
- Nearside Rear position lamp(s) excessively deteriorated so that it is not visible from a reasonable distance (1.1.A.3d)
- Nearside Rear wheel cylinder leaking (3.6.A.1)
- Nearside Stop lamp not working (1.2.1b)
Daihatsu Sirion
- Nearside Front Tyre worn close to the legal limit (4.1.E.1)
- Offside Front Tyre worn close to the legal limit (4.1.E.1)
- Front Brake pad(s) wearing thin (3.5.1g)
- Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
- Offside Rear Brake pipe corroded, covered in grease or other material (1.1.11 (c))
- Front brake disc worn, pitted or scored, but not seriously weakened (3.5.1i)
Reliability FAQ
On MOT pass rate the Daihatsu Cuove (40%) and Daihatsu Sirion (77%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Daihatsu Cuove report Full Daihatsu Sirion 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.