Automatic emergency braking is getting better at preventing crashes

Photo by Selcuk Acar / Anadolu via Getty Images

Automatic emergency braking (AEB) isn’t perfect, but the technology is improving, according to a recent study conducted by AAA. The research comes on the heels of a new federal rule requiring all vehicles to have the most robust version of AEB by 2029.

AAA wanted to see how newer vehicles with AEB fared compared to older models with the technology. AEB uses forward-facing cameras and other sensors to automatically tell the car to apply the brakes when a crash is imminent. And according to the test results, newer versions of AEB are much better at preventing forward collisions than older versions of the tech.

The motorist group conducted its test on a private closed course using older (2017–2018) and newer versions (2024) of the same...

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