How Fuel Prices Work: From Crude Oil to the Pump
Fuel prices are not arbitrary. They follow a chain that starts with crude oil extraction, passes through refining and distribution, and ends at the pump with taxes and margins added on top. Understanding this chain helps you interpret the price differences you see between countries, fuel types, and time periods on this site.
Crude oil: The starting point
Global crude oil prices set the floor for all refined fuel products. Crude is traded on international commodity markets — primarily as Brent (the European benchmark) and WTI (the US benchmark). When crude prices rise, pump prices tend to follow with a lag of one to three weeks, depending on how much refined product is already in the supply chain.
Crude oil prices are influenced by geopolitical events, OPEC+ production decisions, global demand patterns (seasonal driving, industrial activity), currency movements (oil is priced in USD), and inventory levels. A single event — such as a production cut or a pipeline disruption — can move prices across every country covered on this site.
Refining: Turning crude into petrol and diesel
Crude oil is processed in refineries into different products: petrol (gasoline), diesel, kerosene, LPG, heating oil, and others. The refining margin — the difference between the cost of crude and the wholesale price of refined products — fluctuates based on refinery capacity, maintenance schedules, and seasonal demand. Diesel and petrol are refined in different proportions, which is why their prices do not always move in lockstep.
Europe imports refined products as well as crude oil, which means that refining capacity in the Middle East, the US Gulf, and Asia can also affect European pump prices. When global refining capacity is tight, the refining margin widens and pump prices rise even if crude prices stay flat.
Distribution and wholesale
Refined fuel is transported from refineries to regional storage depots and then to individual stations via pipelines, tanker trucks, or rail. Distribution costs vary by geography: landlocked countries or regions far from major refining centers face higher transport costs, which adds to the retail price.
Wholesale prices — the cost a station pays to stock fuel — reflect the refined product price plus distribution costs plus a small wholesale margin. Stations buy at wholesale and add their own retail margin on top.
Taxes: The biggest variable between countries
In most European countries, taxes make up 40–60% of the final pump price. The two main components are excise duty (a fixed amount per liter, set by national law) and VAT (a percentage of the final price including excise). The EU sets minimum excise rates, but member states are free to go higher — and many do.
This is the primary reason why the same fuel can cost €1.30/L in one country and €1.90/L in another. The difference is not mainly in crude oil or refining — it is in the tax wedge. Countries that prioritize revenue from fuel taxes (like the Netherlands, Finland, or Italy) sit near the top of the rankings, while countries with lower tax burdens (like Bulgaria, Poland, or several Balkan states) sit near the bottom.
Some countries also apply special levies: carbon taxes, strategic reserve contributions, or road maintenance surcharges. These are less visible to consumers but still affect the pump price.
Retail margins and station-level pricing
The retail margin is what the station owner keeps after paying for wholesale fuel, distribution, and taxes. It is typically small — a few cents per liter — but varies by competition, location, and brand. Motorway stations, which have less competition, charge higher margins. Urban stations in competitive areas may operate on very thin margins to attract volume.
This is why the nearby stations tool on this site can show prices that differ from the country average. The country average smooths out all the local variation; the station price reflects the specific competitive and cost dynamics of that location.
Seasonal and demand patterns
Fuel prices tend to follow seasonal patterns. Petrol demand rises in summer (driving season), which can push petrol prices up. Diesel demand tends to rise in winter in countries where diesel is also used for heating. These seasonal swings are layered on top of the global crude price movements.
Holiday weekends, back-to-school periods, and major travel events can also create short-term demand spikes. If you are planning a road trip during a high-demand period, expect slightly higher prices at stations along popular routes.
Putting it all together
The pump price you see is roughly: crude oil cost + refining margin + distribution costs + excise duty + VAT + retail margin. When you compare countries on this site, most of the difference comes from the tax component. When you compare stations within a country, most of the difference comes from the retail margin and local competitive dynamics.