What is considered fuel-efficient for a car?

2 Answers
LaIker
07/24/25 1:50am
Depending on the engine displacement of the vehicle model, the standard for fuel efficiency varies. For example, for models with an engine displacement below 2.5 liters, a combined fuel consumption of around 7L/100km is generally considered fuel-efficient. Additionally, whether a vehicle is fuel-efficient also depends on factors such as its weight and category. Below are some tips for improving a car's fuel efficiency: Manual transmission: For manual transmission models, utilize neutral gear for coasting when safe to do so. Fuel: Opt for high-quality fuel to ensure complete combustion in the engine. While driving: Maintain a steady speed as much as possible and avoid sudden braking or acceleration.
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PhoebeRose
08/10/25 9:31pm
As a seasoned driver with years of experience, I believe fuel efficiency standards depend on the car model and driving conditions. Generally, a fuel consumption of 6 to 8 liters per 100 kilometers is considered very economical for family sedans, with small-displacement cars like the Toyota Corolla or Honda Civic often achieving this level. Maintaining a steady speed on highways can further improve efficiency, sometimes reaching as low as 5 liters; however, in city traffic, it’s common for consumption to jump to 10 liters. Key factors include engine displacement, vehicle weight, and regular maintenance. Keeping up with engine maintenance and tire pressure can optimize fuel efficiency—in my experience, maintaining below 7 liters saves hundreds on monthly fuel costs. When choosing a car, referencing official fuel consumption data and adjusting to your driving habits can maximize savings. Of course, ultra-efficient models like hybrids achieve even lower consumption, around 4-5 liters, offering better value for money.
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