If you think about driverless cars, Tesla might just come to mind. Elon Musk recently said the automaker is close to reaching Full Self-Driving (FSD) and admitted that he believes the company's value is directly linked to whether it will achieve this.

"Being able to do a software update and have several million cars suddenly go from manual driving to autonomous... I think will be the single biggest asset-value increase in history," he revealed in an interview with CNBC last month.

However, Tesla faces tough competition from the likes of Google's Waymo, Microsoft, Uber, Apple, Ford, and Baidu, to name just a few. And it's little wonder...

Which companies are winning the race to rule the future?