Ford Focus vs Ford Sumo: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Ford Focus
74%
MOT pass rate · 2,068,317 vehicles
Ford Sumo
91%
MOT pass rate · 2 vehicles
Verdict: On MOT pass rate the Ford Focus (74%) and Ford Sumo (91%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Ford Focus | Ford Sumo |
|---|---|---|
| MOT pass rate | 74% | 91% ✓ |
| MOT failure rate | 26% | 9% ✓ |
| Faults & advisories per test | 1.9 | 0.7 ✓ |
| Dangerous-fault share | 2% | 0% ✓ |
| Average mileage | 107,385 mi | 8,710 mi |
| Sample size (vehicles) | 2,068,317 | 2 |
Most common faults
Ford Focus
- 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)
- Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
Ford Sumo
- Coolant leak
- Front Suspension arm rubber mounting deteriorated resulting in excessive movement (2.4.G.2)
- Fuel system component leaking (7.2.3)
- Hazard warning lamps not flashing in phase, with ignition off (1.4.B.1f)
- Hazard warning lamps not flashing in phase, with ignition on (1.4.B.1f)
- Nearside Front Headlamp not working on dipped beam (1.7.5a)
Reliability FAQ
On MOT pass rate the Ford Focus (74%) and Ford Sumo (91%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Ford Focus report Full Ford Sumo 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.