Ford Fiesta vs Mini Cooper: Which is Better? (2026)
Side-by-side comparison of the Ford Fiesta and Mini Cooper, covering MOT pass rates, running costs, common faults, and overall reliability. Based on 2,869,734 real MOT tests.
Quick Verdict
The Mini Cooper is the clear winner here, with a 90% MOT pass rate compared to 78% for the Ford Fiesta. You are less likely to face unexpected repair bills with the Mini Cooper, making it the more reliable and cost-effective choice overall.
Ford Fiesta
78%
MOT pass rate
2,484,327 tests
Mini Cooper
90%
MOT pass rate
385,407 tests
More reliableFull Comparison: Ford Fiesta vs Mini Cooper
| Category | Ford Fiesta | Mini Cooper |
|---|---|---|
| MOT Pass Rate | 78% | 90%Winner |
| MOT Fail Rate | 22% | 10%Winner |
| vs National Avg | -4 pts | +8 ptsWinner |
| Est. Fuel Cost (8,000 mi/yr) | £1,195 | £1,195 |
| Insurance Group | 6-15 | 10-20 |
| Est. Depreciation/yr | £1,200-£2,200 | £1,200-£2,200 |
| Engine Size | 1.3L | 1.6L |
| Fuel Type(s) | Petrol, Diesel | Petrol, Diesel |
| Segment | Small family car | Small family car |
| Avg Mileage | 66,345 miWinner | 67,213 mi |
| MOT Tests Analysed | 2,484,327 | 385,407 |
| Model Years | 33 years | 23 years |
| Best Year | 2021 (94%) | 2022 (96%)Winner |
| Worst Year | 1998 (65%) | 2002 (65%) |
| Reliability Trend | Improving | Improving |
Common Problems Comparison
Ford Fiesta Known Issues
- •DPF and emissions issues (diesel models)
- •Suspension wear on older models
- •Lighting defects (common on all cars)
Mini Cooper Known Issues
- •DPF and emissions issues (diesel models)
- •Suspension wear on older models
- •Lighting defects (common on all cars)
Check a Specific Ford Fiesta
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Ford Fiesta vs Mini Cooper FAQ
Which is more reliable, the Ford Fiesta or Mini Cooper?
Based on MOT data, the Mini Cooper is more reliable with a 90% pass rate, compared to 78% for the Ford Fiesta.
Which is cheaper to run?
At 8,000 miles per year, the Ford Fiesta costs around £1,195 in fuel, while the Mini Cooper costs around £1,195. The Ford Fiesta is cheaper on fuel. Insurance, depreciation, and repair costs also factor into total running costs.
Should I buy a Ford Fiesta or Mini Cooper?
The Mini Cooper is the clear winner here, with a 90% MOT pass rate compared to 78% for the Ford Fiesta. You are less likely to face unexpected repair bills with the Mini Cooper, making it the more reliable and cost-effective choice overall.
Ford Fiesta Running Costs
Full breakdown of annual costs, reliability, and MOT data
Mini Cooper Running Costs
Full breakdown of annual costs, reliability, and MOT data
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