Free professional-grade energy calculators to help you estimate fuel costs, measure your carbon footprint, convert energy units, compare gas prices, and calculate potential savings from energy-efficient upgrades.
Calculate the total fuel cost for any trip based on distance, your vehicle's fuel efficiency (MPG), and the current fuel price per gallon. Perfect for road trip planning and budgeting.
Tip: Maintaining proper tire pressure can improve fuel efficiency by up to 3%, saving you $0.00 on this trip.
Estimate your annual carbon footprint from driving, flying, and home energy use. Understand your impact and discover ways to reduce emissions.
The average American produces about 16 tonnes CO2e per year.
Convert between barrels, gallons, liters, cubic meters, and other common energy measurement units. Essential for energy professionals, traders, and anyone working with petroleum products.
Compare old vs new appliances or vehicles to calculate potential energy and cost savings. See how upgrading to energy-efficient models can save you thousands over time.
Energy-efficient upgrades can save thousands over their lifetime.
Compare gas prices at different stations to see which offers the best value. Enter up to 5 stations with their prices and distance from your location to find the cheapest option when factoring in the drive.