If you are not technically minded, you can simply measure the cavity in your vehicle and if it matches those dimensions, you have a single DIN and you need a single DIN universal car stereo. However, some vehicles have a double-DIN.

Not all car stereos are compatible with all car models based on a couple of criteria. First, the size of the factory head unit needs to be considered. Your factory-installed unit might be a single-DIN – roughly two inches tall – or double-DIN, a DIN and a half, or potentially an even more unusual size.