That new car sound
PULLING FORD’S NEW ALL-ELECTRIC MUSTANG Mach-E out of a Brooklyn garage late this winter, I felt a little duped. It seemed more like I was driving a giant motorized iPad than the electrified successor to an iconic American muscle car. Just a few weeks earlier, the company’s sound designers told me about the lengths to which they had gone to design and digitally produce the perfect engine noise, experimenting with recordings of electric guitars, Formula E race-car engine sounds and the hum of high-voltage power lines. But inside the loaner car’s cabin, I didn’t hear anything at all. Then, while messing around on the vehicle’s touchscreen, I found—and immediately pressed—an all-too-tempting button to engage “unbridled mode.” Next time I hit the accelerator, the car took off, emitting the throaty, electric roar of a cyberpunk spaceship. Now that was more like it.
Because their motors have few moving parts, electric vehicles (EVs) are shockingly quiet. That might sound like a blessing for city dwellers and others sick of traffic noise, but it can create added risk for drivers (who rely on engine noise to get a sense of their speed) and pedestrians (who listen for oncoming
