Prices to 2025-12-31
UK average petrol and diesel prices.
December 2025.
Among the UK fuel prices included for December 2025, average unleaded E10 was 136.3p per litre and average diesel B7 was 145.5p per litre. Compare fuel-brand prices below or download all the figures.
E10 price difference
How much did E10 petrol prices vary between larger fuel brands?
Among fuel brands with at least 50 E10 prices in December 2025, Sainsbury's had the lowest average at 132.7p, while BP had the highest at 140.0p. The 7.3p difference is worth about £3.29 on a 45-litre fill before any extra driving is counted.
The lowest-average brand was not necessarily cheapest at every station. Compare nearby station prices and allow for any extra driving before choosing where to fill up.
Fuel-brand comparison
Average E10 petrol prices by fuel brand
Only fuel brands with at least 50 E10 prices are shown here. The CSV includes every fuel brand, retailer, supermarket and postcode area.
| Fuel brand | E10 prices used | Average E10 | Lowest listed E10 |
|---|---|---|---|
| Sainsbury's | 316 | 132.7p | 123.9p |
| Tesco | 514 | 132.8p | 125.9p |
| Asda | 449 | 133.7p | 123.9p |
| JET | 94 | 134.6p | 129.9p |
| Morrisons | 342 | 134.6p | 104.9p |
| Texaco | 188 | 135.9p | 126.7p |
| Esso | 1197 | 137.5p | 127.7p |
| Shell | 654 | 138.1p | 129.9p |
| BP | 674 | 140.0p | 127.9p |
Diesel B7 comparison
Average diesel prices by fuel brand
Only fuel brands with at least 50 diesel prices are shown here. The CSV also includes E5, premium diesel, B10 and HVO.
| Fuel brand | Diesel prices used | Average diesel B7 | Lowest listed B7 |
|---|---|---|---|
| Tesco | 515 | 141.1p | 131.9p |
| Sainsbury's | 316 | 141.4p | 128.9p |
| Asda | 449 | 142.4p | 132.7p |
| Morrisons | 342 | 144.1p | 102.9p |
| JET | 94 | 144.6p | 138.9p |
| Texaco | 188 | 145.3p | 136.7p |
| Esso | 1197 | 147.1p | 137.7p |
| Shell | 654 | 147.1p | 138.9p |
| BP | 674 | 149.4p | 136.9p |
About the figures
What these figures mean
Prices included
Each average uses prices listed during December 2025. The number beside each fuel brand shows how many prices were used.
Why some brands are not shown
The tables only show fuel brands with at least 50 prices. You can find smaller groups in the CSV.
Compare nearby stations
A fuel-brand average does not show which station is cheapest near you. Compare local prices and allow for any extra driving.