What is the difference between with T and without T?

2 Answers
MacDaisy
08/30/25 3:05am
Cars with a T after the displacement indicate that the vehicle is equipped with a turbocharged engine. This type of turbocharged engine does not activate during initial acceleration, but once a certain RPM and speed are reached, the turbo kicks in, increasing the intake air volume through pressurization, thereby enhancing the vehicle's power by nearly 40%. Here is some information about engines with T: 1. Engines with T have smaller displacements, but the intake air volume is improved through pressurization in the cylinders, making the vehicle's power more robust. 2. If two engines have the same power output, the one with T is more efficient, thus more fuel-efficient. 3. Engines with T have higher adaptability. However, they are more expensive to produce—despite having the same number of cylinders, they cost more. They also run at higher temperatures, have lower reliability compared to naturally aspirated engines, require higher-quality gasoline and parts, and are more expensive to maintain and service.
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RubyAnn
09/11/25 7:13am
As a driving enthusiast, I've driven many cars with and without turbochargers (T), and the main difference lies in power response. Turbocharged cars have a slight delay when you step on the gas, followed by a surge of power, which makes high-speed overtaking exhilarating, but they often feel sluggish at startup, especially noticeable in city traffic jams. Naturally aspirated cars (without T) respond much faster, delivering immediate back-pushing acceleration with smooth and linear power delivery. In terms of fuel consumption, turbocharged cars are significantly more fuel-efficient on highways, allowing longer distances per tank, but may consume more fuel in stop-and-go city driving. Naturally aspirated cars offer more stable fuel consumption, making them ideal for daily commuting. I believe the choice depends on personal preference: go for turbocharged if you seek excitement, or choose naturally aspirated if you prefer smoothness.
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