Citroen C4 vs Citroen Synergie sx 16v: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Citroen C4
72%
MOT pass rate · 236,872 vehicles
Citroen Synergie sx 16v
—
MOT pass rate · 7 vehicles
Verdict: On MOT pass rate the Citroen C4 (72%) and Citroen Synergie sx 16v (0%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Citroen C4 | Citroen Synergie sx 16v |
|---|---|---|
| MOT pass rate | 72% ✓ | 0% |
| MOT failure rate | 28% | 0% ✓ |
| Faults & advisories per test | 2.0 | 0.0 ✓ |
| Dangerous-fault share | 3% | — ✓ |
| Average mileage | 100,675 mi | — |
| Sample size (vehicles) | 236,872 | 7 |
Most common faults
Citroen C4
- Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Nearside 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)
- Nearside Front Tyre worn close to the legal limit (4.1.E.1)
- Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
- Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
Citroen Synergie sx 16v
No fault breakdown available.
Reliability FAQ
On MOT pass rate the Citroen C4 (72%) and Citroen Synergie sx 16v (0%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Citroen C4 report Full Citroen Synergie sx 16v 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.