Citroen C zero vs Citroen C4: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Citroen C zero
85%
MOT pass rate · 75 vehicles
More reliable
Citroen C4
72%
MOT pass rate · 236,872 vehicles
Verdict: On MOT pass rate, the Citroen C zero is the more reliable of the two — 85% pass first time versus 72%. It's one signal among several; check the full breakdown below.
Head to head
| Measure | Citroen C zero | Citroen C4 |
|---|---|---|
| MOT pass rate | 85% ✓ | 72% |
| MOT failure rate | 15% ✓ | 28% |
| Faults & advisories per test | 1.6 ✓ | 2.0 |
| Dangerous-fault share | 2% ✓ | 3% |
| Average mileage | 47,175 mi | 100,675 mi |
| Sample size (vehicles) | 75 | 236,872 |
Most common faults
Citroen C zero
- Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))
- Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Offside Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))
- Nearside Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))
- Offside Rear Brake pipe corroded, covered in grease or other material (1.1.11 (c))
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))
Reliability FAQ
On MOT pass rate, the Citroen C zero is the more reliable of the two — 85% pass first time versus 72%. It's one signal among several; check the full breakdown below.
Full Citroen C zero report Full Citroen 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.