UK Road Fuel Cost Estimator
Plymouth → Portsmouth
How much petrol or diesel does it cost to drive from Plymouth 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 10 | GBP 52 | GBP 104 | GBP 229 |
Car / SUV Petrol | GBP 35 | GBP 174 | GBP 348 | GBP 765 |
Van / MPV Diesel | GBP 55 | GBP 275 | GBP 549 | GBP 1,208 |
Lorry Diesel | GBP 99 | GBP 494 | GBP 989 | GBP 2,175 |
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 10.43 | — | GBP 10.43 |
| Car / SUV | 12 | GBP 34.76 | — | GBP 34.76 |
| Van / MPV | 9 | GBP 46.34 | GBP 54.93 | GBP 54.93 |
| Lorry | 5 | — | GBP 98.88 | GBP 98.88 |
"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: Plymouth to Portsmouth
How far is Plymouth to Portsmouth?
The highway distance from Plymouth to Portsmouth is approximately 265 km. The estimated driving time is 3h 32m under normal highway conditions.
How much petrol does a car use from Plymouth to Portsmouth?
A typical car with 12 km/L mileage uses approximately 22.1 litres of petrol. At today's Petrol price (GBP 1.57/L), that costs GBP 34.76.
How much does a lorry spend on diesel from Plymouth to Portsmouth?
A lorry averaging 5 km/L needs about 53.0 litres of diesel for this route. At GBP 1.87/L, the fuel cost is GBP 98.88 one-way.
What is the toll charge from Plymouth 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 Plymouth to Portsmouth?
A motorcycle averaging 40 km/L uses about 6.6 litres. At today's Petrol price, that's GBP 10.43, 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 29.4 litres, costing GBP 54.93 in fuel. Add the GBP 0.00 toll for a total one-way cost of approximately GBP 54.93.
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