Rumors of Apple's (NASDAQ:AAPL) alleged electric car are on the rise, most recently with The Wall Street Journal reporting a launch date of 2019. But the road to an Apple Car release may be a long and arduous one. 

While Apple has enjoyed high margins on its devices, the automotive industry is not so lucrative. Even luxury automaker Porsche's operating profit percentages fall far below Apple's. And then there's the long product cycle development of autos, the strict government safety regulations, and the punishingly slow battery technology improvements. 

Of course, Apple and its $203 billion in cash could overcome these hurdles, but at this point, it's anything but proven that the iPhone maker can make it in the automotive business. Click on the video below to find out more.