Which is More Fuel-Efficient: Automatic or Manual Transmission?

1 Answers
ElliottFitz
07/24/25 11:55pm
From the currently somewhat accepted theory, for vehicles of the same brand, model, and displacement, manual transmissions generally tend to be slightly more fuel-efficient than automatic transmissions. However, this is not absolute. Fuel consumption is influenced by many factors, including road conditions, fuel quality, driving habits, vehicle condition, and more. Methods to save fuel are as follows: 1. Ensure correct tire pressure: Insufficient or excessive tire pressure can increase fuel consumption, so it's important to check tire pressure regularly. 2. Switch to fuel-efficient tires: For example, Pirelli's P6000 Powergy tires can reduce rolling resistance by approximately 15%, thereby saving about 3.75% on fuel. 3. Avoid changing tire size arbitrarily: Wider tires increase rolling resistance and lead to higher fuel consumption.
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