Why are some cars not able to accelerate as fast as others?

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Like why does it take mine like 15 seconds to get up to 60mph and other cars they do it in 5 or 8 seconds? They’re faster away from the traffic lights too.

Their engines work fundamentally the same like the same combustion process so what makes slow cars and what makes faster ones?

In: Engineering

12 Answers

Anonymous 0 Comments

Car makers can spend more money on more expensive engine parts to make them have more power. Cars that have more power also use more fuel, which is an important consideration when buying a car. At some point you you can make it even MORE powerful but it’s also less reliable because of the added stress.

Makers build cars with just 1 or 2 engine choices based on how much money they think people will be willing to pay for the car as a whole, how reliable people expect it to be, and how much fuel people expect it to use. Since few people are willing to pay double for an economy car that accellerates really fast and uses a lot of gas they don’t bother putting more expensive engines in them (with some rare exeptions). You can apply this logic to all cars, the makers strike a balance between cost, fuel efficiency and longevity, based on their target buyers. On the other end of the spectrum you can get a Lamborghini that goes really fast, but uses a ton of gas and also needs very expensive maintenance very frequently, because the people that buy those sorts of cars are OK with that.

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