About this data

Source: Department for Energy Security and Net Zero (DESNZ), Quarterly Energy Prices (September 2026), Table 4.1.3

• Adjusted for inflation with the consumer prices index (CPI), in 2025 prices. January prices are adjusted with January's CPI from 1988, and with the annual average before.
• Petrol is premium unleaded (now the standard grade) from 1989, when it was first recorded, and 4-star leaded before. Prices include fuel duty and VAT.

This chart appears in Energy prices.