Ford Fiesta 2020 running costs in United Kingdom
Official UK VCA merged archive figure for the 2020 Ford Fiesta: 50–66 mpg (UK), 112–126 g/km CO₂. At United Kingdom prices (£1.64/L petrol), driving 12,000 miles a year costs about £1,584 — £0.08 per mile, priced on petrol (a plug-in hybrid also uses electricity, which is cheaper per km on home charging).
Official figures — 2020 Ford Fiesta
| Fuel types | Plug In Hybrid · Petrol · Diesel |
|---|---|
| Official consumption | 50.4–65.7 mpg (UK) |
| CO₂ (official) | 112–126 g/km |
| Configurations in source data | 3 |
| Data source | UK VCA merged archive — WLTP test cycle |
What it costs to run in United Kingdom
| Plug In Hybrid (56.5 mpg (UK)) | £1,584/year |
|---|---|
| MOT | £54.85/year |
| Typical annual road tax | £190/year |
| Estimated annual running cost | £1,828/year ≈ £152/month |
Assumes 12,000 miles a year and the current average United Kingdom prices shown above (GOV.UK weekly road fuel prices, Sep 2026 (164.4p)). Insurance is not included because it depends on your age, history and the policy — add it in the full ownership calculator. Servicing, tyres and repairs also vary by car and driver.
How it compares with other plug in hybrid cars in United Kingdom
The average plug in hybrid car in our United Kingdom dataset uses 5.9 L/100km. The 2020 Ford Fiesta uses 5.0 L/100km — about 15.3% less than that average, or roughly £285 saved a year at 12,000 miles.
2020 Ford Fiesta — configurations in the official data
| Fuel | Consumption | CO₂ | Engine | Power | Source variant |
|---|---|---|---|---|---|
| Plug In Hybrid | 5.0 L/100km | 112 g/km | — | — | 1 versions · WLTP · median 57 mpg (UK) |
| Petrol | 5.6 L/100km | 126 g/km | — | — | 1 versions · WLTP · median 50 mpg (UK) |
| Diesel | 4.3 L/100km | 114 g/km | — | — | 1 versions · WLTP · median 66 mpg (UK) |
Figures are the official certified values recorded in the UK VCA merged archive, grouped across 3 configurations. Real-world consumption is typically higher than the certified figure.
Related
Ford Fiesta 2019 · Ford Fiesta 2021 · Ford Fiesta 2018 · Ford Fiesta 2022 · All United Kingdom cars · Full United Kingdom running-cost calculator · United Kingdom fuel cost calculator
These are estimates built from official certified figures and current average prices. They are not financial advice. Verify the exact figure for the car you are buying — consumption varies by trim, tyres and driving style.