What is the difference between a 1.5T engine and a 1.5L engine?

1 Answers
MacEmmett
07/29/25 6:55pm
1.5T refers to a 1.5-liter turbocharged engine, while 1.5L represents a 1.5-liter naturally aspirated engine. The 'T' stands for turbocharged engine, and the 'L' stands for naturally aspirated engine. The differences between 1.5T and 1.5L are: Engine type: The 1.5T is a 1.5-liter turbocharged engine; the 1.5L is a 1.5-liter naturally aspirated engine. Power output: For cars with the same displacement, the power of a turbocharged engine is 1.3 times that of a naturally aspirated engine. Working principle: The 1.5T engine generates exhaust gases during operation, which drive the turbine, increasing the intake air and making combustion in the cylinders more efficient, thereby reducing fuel consumption and increasing horsepower. The 1.5L naturally aspirated engine primarily relies on the downward movement of the pistons, providing smooth power output and direct response. Acceleration: The 1.5T has more abrupt acceleration, with strong burst power and fast speed increase. The 1.5L offers smoother power output and a more refined and seamless driving experience. Fuel consumption: The 1.5L engine is more fuel-efficient than the 1.5T. However, when compared to cars with similar power output (e.g., 1.8L), the 1.5T is more fuel-efficient. Lifespan: The 1.5L engine has a longer lifespan than the 1.5T. A naturally aspirated engine can last until scrapping as long as it is maintained on time, not driven aggressively, and not damaged manually. Maintenance cost: The 1.5L engine is more cost-effective than the 1.5T. Turbocharged engines have higher requirements for both gasoline and engine oil. Price: The 1.5L engine is cheaper than the 1.5T, typically by around 10,000 yuan.
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