Is it More Fuel Efficient to Drive with the Windows Open or the Air Conditioning On? Tested on the Highway: The Right Choice Saves 20%, the Wrong Choice Turns into …

Last weekend, I drove on the highway to a neighboring city, covering over 200 kilometers round trip, and it really wore me ...

Driving with Air Conditioning or Windows Down: Real Tests on the Highway Show 20% Savings with the Right Choice, Wrong Choice Turns into a Fuel Guzzler

Before setting off, I specifically reset the fuel consumption display, thinking I would follow my old experience: open ...