THE 2024 MILEAGE REPORT: Electricity, gasoline, and combined energy costs We spent a total of $719.30 on automotive electricity in 2024, 53 percent more than 2023 while driving 46 percent more miles. Gasoline costs were $0.00 for 0 gallons. Electricity cost $588.83 for the Model Y and $130.47 for the Leaf. Combined energy cost per mile was $0.05, up 5 percent from 2023.