Citroen C4 sx hdi vs Citroen Xsara: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Citroen C4 sx hdi
76%
MOT pass rate · 428 vehicles
More reliable
Citroen Xsara
69%
MOT pass rate · 355,587 vehicles
Verdict: On MOT pass rate, the Citroen C4 sx hdi is the more reliable of the two — 76% pass first time versus 69%. It's one signal among several; check the full breakdown below.
Head to head
| Measure | Citroen C4 sx hdi | Citroen Xsara |
|---|---|---|
| MOT pass rate | 76% ✓ | 69% |
| MOT failure rate | 24% ✓ | 31% |
| Faults & advisories per test | 0.0 ✓ | 1.9 |
| Dangerous-fault share | — ✓ | 1% |
| Average mileage | 162,488 mi | 119,683 mi |
| Sample size (vehicles) | 428 | 355,587 |
Most common faults
Citroen C4 sx hdi
No fault breakdown available.
Citroen Xsara
- 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)
- Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
- Offside Rear Tyre worn close to the legal limit (4.1.E.1)
- Child seat fitted not allowing full inspection of adult belt
- Front Brake pad(s) wearing thin (3.5.1g)
Reliability FAQ
On MOT pass rate, the Citroen C4 sx hdi is the more reliable of the two — 76% pass first time versus 69%. It's one signal among several; check the full breakdown below.
Full Citroen C4 sx hdi report Full Citroen Xsara 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.