What is the most fuel economical bus?

Diesel school buses are already the most fuel-efficient in the industry, due to a higher BTU count compared to other fuels, providing better fuel economy and a longer operating range compared to similar-sized gasoline, propane or compressed natural gas (CNG) engines.



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A diesel engine requires less fuel to produce the same output as a gas engine. A conventional gas engine operates via a spark ignition system, which burns more fuel than a diesel engine's combustion system. As a result, diesel buses are more fuel-efficient per gallon and burn less fuel while idling.

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Executive buses average 6 miles per gallon, especially when it comes to larger models that carry 45 to 51 passengers. Newer, high-tech models may get up to 10 to 12 miles per gallon. The larger the bus, the lower the average mileage.

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Period. Why? Diesel is the most fuel-efficient engine type on the market. Diesel outperforms other fuels in operating range.

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Which mode of transportation is best for the earth? Actually, the bus -- specifically, city-to-city buses like the Greyhound. The bus itself gets a paltry 6 miles per gallon. The reason buses are environmentally sound is that they are usually full of people, giving it the highest miles per gallon per passenger, at 208.

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The Thomas C2's overall average mileage for the four test segments was 9.2 miles per gallon; competitor product's overall average was 7.6 miles per gallon.

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If we evaluate the lifecycle carbon emissions for an electric school bus with an energy efficiency of 2 kWh/mile and a nominal propane school bus fuel economy of 4.5 MPG, the propane autogas bus has a lower lifetime carbon footprint in 15 states when average (baseload) electrical grid emissions are considered and in 35 ...

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1. New York. With subways, buses, and commuter rail systems that connect all five boroughs, New York City boasts one of the most extensive public transportation systems in the world. The subway system alone, with its 472 stations and over 650 miles of track, is a prime example of efficient and reliable US transport.

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Ultimately, the general consensus may be that the flat-nose transit buses make the best conversions. A flat-nose (transit) school bus could have the engine in the front or the rear (pusher). But, there are front-engine flat-nose transit buses and rear-engine flat-nose transit buses.

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