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  2. Horsepower-hour - Wikipedia

    en.wikipedia.org/wiki/Horsepower-hour

    A horsepower-hour (symbol: hp⋅h) is an outdated unit of energy, not used in the International System of Units.The unit represents an amount of work a horse is supposed capable of delivering during an hour (1 horsepower integrated over a time interval of an hour).

  3. Miles per gallon gasoline equivalent - Wikipedia

    en.wikipedia.org/wiki/Miles_per_gallon_gasoline...

    Fuel cost to drive 25 miles Annual fuel cost (1) (15,000 mi) Notes Toyota Prius Prime [6] [89] 2017: Electricity (25 mi) 133 mpg-e (25 kWh/100 mi)-$0.82: $550: The Prius Prime is the most energy-efficient vehicle with a gasoline engine in EV mode. [90] During the first 25 mi might use some gasoline. [89] The 2017 Prime has a combined

  4. Mileage Reimbursement Rate for 2025: What To Expect - AOL

    www.aol.com/mileage-reimbursement-rate-2023...

    It’s meant to simplify how taxpayers — businesses and individuals — calculate their deductible mileage costs. IRS Standard Mileage Rates for 2024 In December 2023, the IRS announced the ...

  5. Energy efficiency in transport - Wikipedia

    en.wikipedia.org/wiki/Energy_efficiency_in_transport

    Two-seater and four-seater flying at 250 km/h with old generation engines can burn 25 to 40 litres per flight hour, 3 to 5 litres per 100 passenger km. The Sikorsky S-76 C++ twin turbine helicopter gets about 1.65 mpg ‑US (143 L/100 km; 1.98 mpg ‑imp ) at 140 knots (260 km/h; 160 mph) and carries 12 for about 19.8 passenger-miles per gallon ...

  6. Fuel economy in automobiles - Wikipedia

    en.wikipedia.org/wiki/Fuel_economy_in_automobiles

    Fuel consumption monitor from a 2006 Honda Airwave.The displayed fuel economy is 18.1 km/L (5.5 L/100 km; 43 mpg ‑US). A Briggs and Stratton Flyer from 1916. Originally an experiment in creating a fuel-saving automobile in the United States, the vehicle weighed only 135 lb (61.2 kg) and was an adaptation of a small gasoline engine originally designed to power a bicycle.

  7. Engine efficiency - Wikipedia

    en.wikipedia.org/wiki/Engine_efficiency

    They determined that the cost of a ton of oil fuel used in steam engines was $5.04 and yielded 20.37 train miles system wide on average. Diesel fuel cost $11.61 but produced 133.13 train miles per ton. In effect, diesels ran six times as far as steamers utilizing fuel that cost only twice as much.

  8. Car costs - Wikipedia

    en.wikipedia.org/wiki/Car_costs

    Car finance comprises the different financial products which allows someone to acquire a car with any arrangement other than a single lump payment. When used, and for the purpose of assessing the private financial costs, one must consider only the interests paid by the car owner, as some part of the amount the owner pays each month for the finance is already embedded in the depreciations costs.

  9. Plug-in hybrid car energy efficiency - Wikipedia

    en.wikipedia.org/wiki/Plug-in_hybrid_car_energy...

    The following table compares EPA's estimated out-of-pocket fuel costs and fuel economy ratings of serial production plug-in hybrid electric vehicles rated by EPA as of January 2017 expressed in miles per gallon gasoline equivalent (mpg-e), [1] [2] versus the most fuel efficient gasoline-electric hybrid car, the 2016 Toyota Prius Eco (fourth generation), rated 56 mpg ‑US (4.2 L/100 km; 67 mpg ...