Does the difference really matter?

Then dedicated accessory sockets showed up on the scene, and all of that went out the window.

These12V accessory socketslook like cigarette lighter sockets, but they aren’t, and the differences are important.

Cigarette lighter sockets in a car dashboard.

Car Culture Collection / Getty Images

While this might seem complex, it’s not.

That may seem to indicate that it isn’t a cigarette lighter, but that isn’t the case.

The first cigarette lighters in cars weren’t suited to that purpose.

However, the standard also includes a second set of measurements that automakers can use for dedicated accessory sockets.

Is It a Cigarette Lighter Socket or 12V Accessory Socket?

The two look slightly different, but it’s a difference measured in millimeters.

The only way to know for certain is to check with your local dealer or the manufacturer.

Does the Difference Really Matter?

In the best-case scenario, nothing will happen.