How do I calculate fuel economy from spend and distance?

Enter how much you spent on fuel and how far you travelled. The calculator will estimate how many liters were used and your vehicle's fuel economy in km per liter.

Fuel Cost Calculator Sri Lanka

Q: How do I calculate fuel cost in Sri Lanka?

Select your fuel type, enter your budget or liters, and the calculator will estimate your fuel cost using Sri Lankan prices in LKR.

Q: How far can I travel with Rs. 1000 petrol?

That depends on your vehicle's fuel efficiency. Use the budget to distance mode to estimate travel distance based on km per liter.

Estimate fuel liters, refill cost, travel distance, and fuel economy using current Sri Lankan petrol and diesel prices. Use the quick calculator below to check how much fuel your budget buys, what a refill costs, how far you can travel, or how efficient your vehicle is after a trip.

Quick calculator

Plan Fuel Budget, Distance, and Efficiency

Choose a fuel type, pick a mode, and get an instant estimate in LKR.

Updated today Sri Lanka fuel prices

Fuel Type

Price Per Liter (LKR)

Budget / Spend (LKR)

Main result

2.51 liters

LKR 1000 can buy about 2.51 L of Petrol 92 at LKR 398/L.

Today's prices

Petrol 92LKR 398/L
Petrol 95LKR 455/L
Auto DieselLKR 382/L
Super DieselLKR 443/L

What you can calculate

Use one page for all fuel checks

Estimate how much petrol or diesel your money can buy, what a refill costs, how far a budget can take you, and your real fuel economy after a trip.

Frequently asked questions

How do I calculate fuel cost in Sri Lanka?

Select your fuel type, enter liters or your budget, and the calculator estimates your cost in LKR.

How far can I travel with Rs. 1000 petrol?

Use Budget → Distance and enter your mileage in km/L to estimate travel distance.

How do I calculate fuel economy?

Use Spend + Distance → Fuel Economy to estimate liters used and your vehicle efficiency in km/L.

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