Know what every mile really costs
Plan a road trip with this week's official gas prices, see what it costs to charge an EV at home or on the road, and compare tire sizes before you buy.
Fuel & trips
Gas cost for trips, fuel economy and weekly prices.
Gas Cost Calculator for TripsFuel cost of any trip with this week's gas price by state, split per person.MPG CalculatorYour real fuel economy from a fill-up, in MPG and L/100 km.Gas Prices This Week (Week of 11/09/26)Average regular gas price in the US, by region and by state.
Electric vehicles
Charging cost and EV vs gas comparisons.
EV Charging Cost CalculatorCost to charge an electric car at home or a fast charger, by state.EV vs Gas Car Cost CalculatorYearly fuel cost of an electric car vs a gas car in your state.
Ownership & tires
Cost per mile and tire size tools.
Car Cost Per Mile CalculatorTrue cost of owning a car per mile, month and year.Tire Size Calculator & ComparisonCompare two tire sizes: diameter, sidewall, revs per mile and speedometer error.
Why use DriveCostGuru?
- This week's prices. Gas prices come from the U.S. Energy Information Administration's weekly survey; electricity prices from the EIA's monthly state data.
- Formulas shown. Every calculator explains its math.
- Miles or kilometers. Switch between US and metric units.
- Share your result. Copy a link with your numbers to split trip costs with friends.