Citroen C3 vs Citroen Relay 35 l4 heavy + bluehdi ss: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Citroen C3
73%
MOT pass rate · 313,702 vehicles
Citroen Relay 35 l4 heavy + bluehdi ss
85%
MOT pass rate · 9 vehicles
Verdict: On MOT pass rate the Citroen C3 (73%) and Citroen Relay 35 l4 heavy + bluehdi ss (85%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Citroen C3 | Citroen Relay 35 l4 heavy + bluehdi ss |
|---|---|---|
| MOT pass rate | 73% | 85% ✓ |
| MOT failure rate | 27% | 15% ✓ |
| Faults & advisories per test | 1.9 | 0.9 ✓ |
| Dangerous-fault share | 2% ✓ | 9% |
| Average mileage | 84,223 mi | 58,465 mi |
| Sample size (vehicles) | 313,702 | 9 |
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 Relay 35 l4 heavy + bluehdi ss
- Power steering component has slight seepage from a component (2.1.5 (a))
- Oil leak, but not excessive (8.4.1 (a) (i))
- Offside Headlamp aim too low (4.1.2 (a))
- Offside Headlamp levelling device inoperative (4.1.5 (a))
- Nearside Front Suspension arm pin or bush worn but not resulting in excessive movement rear bush (5.3.4 (a) (i))
- Offside Front Suspension arm pin or bush worn but not resulting in excessive movement rear bush (5.3.4 (a) (i))
Reliability FAQ
On MOT pass rate the Citroen C3 (73%) and Citroen Relay 35 l4 heavy + bluehdi ss (85%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Citroen C3 report Full Citroen Relay 35 l4 heavy + bluehdi ss 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.