Citroen C3 vs Citroen Grand c4: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Citroen C3
73%
MOT pass rate · 313,702 vehicles
More reliable
Citroen Grand c4
69%
MOT pass rate · 720 vehicles
Verdict: On MOT pass rate, the Citroen C3 is the more reliable of the two — 73% pass first time versus 69%. It's one signal among several; check the full breakdown below.
Head to head
| Measure | Citroen C3 | Citroen Grand c4 |
|---|---|---|
| MOT pass rate | 73% ✓ | 69% |
| MOT failure rate | 27% ✓ | 31% |
| Faults & advisories per test | 1.9 ✓ | 2.0 |
| Dangerous-fault share | 2% ✓ | 3% |
| Average mileage | 84,223 mi | 100,825 mi |
| Sample size (vehicles) | 313,702 | 720 |
Most common faults
Citroen C3
- Nearside Front Tyre worn close to the legal limit (4.1.E.1)
- Oil leak, but not excessive (8.4.1 (a) (i))
- Offside 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))
- Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
Citroen Grand c4
- Under-trays fitted obscuring some underside components
- 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)
- Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Oil leak, but not excessive (8.4.1 (a) (i))
- Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
Reliability FAQ
On MOT pass rate, the Citroen C3 is the more reliable of the two — 73% pass first time versus 69%. It's one signal among several; check the full breakdown below.
Full Citroen C3 report Full Citroen Grand c4 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.