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Fuel Cost Calculator

Calculate the fuel cost for any trip or monthly driving in Vietnam. Enter your distance, fuel consumption, and current petrol price to get instant results.

km
L/100km
₫/L

Fill in the fields above and click Calculate to see your results.

How to use

Calculate the fuel cost for any trip or monthly driving in Vietnam. Enter your distance, fuel consumption, and current petrol price to get instant results.

How it's calculated

Fuel Needed

distance_km * fuel_consumption_per_100km / 100

Total litres of fuel required for the trip

Fuel Cost

distance_km * fuel_consumption_per_100km / 100 * fuel_price_per_litre

Total fuel cost for the trip

Cost per km

distance_km * fuel_consumption_per_100km / 100 * fuel_price_per_litre / distance_km

Fuel cost per kilometre driven

Examples

100 km trip at 7 L/100km, 21,000 VND/L

  • Distance:100
  • Fuel Price:21,000
  • Fuel Consumption:7

500 km highway trip at 8 L/100km, 21,000 VND/L

  • Distance:500
  • Fuel Price:21,000
  • Fuel Consumption:8

Frequently Asked Questions

What is the average fuel consumption for cars in Vietnam?

Most popular sedans and SUVs in Vietnam consume between 6–10 litres per 100 km. City driving tends to be higher (8–10 L/100km) due to traffic congestion, while highway driving is more efficient (6–7 L/100km).

What is the current petrol price in Vietnam?

As of 2025, RON 95 petrol in Vietnam is approximately 21,000–23,000 VND per litre. Prices are regulated by the government and adjusted every 10 days. Check the latest price at your local petrol station or the Ministry of Industry and Trade website.

How can I reduce my fuel costs in Vietnam?

Key tips: maintain correct tyre pressure (saves up to 3%), avoid aggressive acceleration and braking, use air conditioning sparingly in city traffic, keep your engine well-maintained, and consider carpooling for regular commutes. Driving at a steady 80–90 km/h on highways is most fuel-efficient.

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