UK Road Fuel Cost Estimator
Reading → Portsmouth
How much petrol or diesel does it cost to drive from Reading to Portsmouth? Breakdown by vehicle type using today's United Kingdom fuel prices, updated from the datasource.
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Fuel Cost by Vehicle Type
Select your vehicle to see the detailed fuel breakdown for this route. Prices as of 18 May 2026.
Monthly Fleet Fuel Cost
Running this route regularly? Estimated one-way fuel cost per month, by trip frequency. Figures use primary fuel for each vehicle type (toll excluded).
| Vehicle | 1×/month | 5×/month | 10×/month | 22×/month |
|---|---|---|---|---|
Motorcycle Petrol | GBP 3 | GBP 17 | GBP 33 | GBP 74 |
Car / SUV Petrol | GBP 11 | GBP 56 | GBP 111 | GBP 245 |
Van / MPV Diesel | GBP 18 | GBP 88 | GBP 176 | GBP 388 |
Lorry Diesel | GBP 32 | GBP 159 | GBP 317 | GBP 698 |
Add GBP 0.00 toll per one-way trip to get total trip cost per journey.
Full Fuel Cost Comparison
All vehicle types × all fuel types for this route.
| Vehicle | km/L | Petrol | Diesel | Fuel + Toll |
|---|---|---|---|---|
| Motorcycle | 40 | GBP 3.34 | — | GBP 3.34 |
| Car / SUV | 12 | GBP 11.15 | — | GBP 11.15 |
| Van / MPV | 9 | GBP 14.86 | GBP 17.62 | GBP 17.62 |
| Lorry | 5 | — | GBP 31.72 | GBP 31.72 |
"Fuel + Toll" uses the primary fuel type for each vehicle. Toll is one-way estimate.
Today's Fuel Prices in United Kingdom
GOV.UK weekly road fuel prices used in all calculations above
Last updated: 18 May 2026. Prices are sourced from GOV.UK weekly road fuel prices.
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Common Questions: Reading to Portsmouth
How far is Reading to Portsmouth?
The highway distance from Reading to Portsmouth is approximately 85 km. The estimated driving time is 1h 8m under normal highway conditions.
How much petrol does a car use from Reading to Portsmouth?
A typical car with 12 km/L mileage uses approximately 7.1 litres of petrol. At today's Petrol price (GBP 1.57/L), that costs GBP 11.15.
How much does a lorry spend on diesel from Reading to Portsmouth?
A lorry averaging 5 km/L needs about 17.0 litres of diesel for this route. At GBP 1.87/L, the fuel cost is GBP 31.72 one-way.
What is the toll charge from Reading to Portsmouth?
The estimated one-way toll on this highway route is approximately GBP 0.00. Most UK road charges are limited to specific crossings, bridges, tunnels, or the M6 Toll. This rollout keeps the route-level baseline at zero and links the official charge pages for the main tolled corridors.
How much does a motorcycle spend on fuel from Reading to Portsmouth?
A motorcycle averaging 40 km/L uses about 2.1 litres. At today's Petrol price, that's GBP 3.34, making it the most fuel-efficient option for this route.
What is the total cost (fuel + toll) for a delivery van on this route?
A delivery van using diesel at 9 km/L needs 9.4 litres, costing GBP 17.62 in fuel. Add the GBP 0.00 toll for a total one-way cost of approximately GBP 17.62.
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