Looking at the total sales of the PlayStation 4, Xbox One and Wii U in the US in May 2017 shows how close the race between the PlayStation 4 and Xbox One really is. However, the gap between the two has grown for seven straight months in favor of the PlayStation 4.
The PlayStation 4 has sold 19.00 million units lifetime in the US, the Xbox One 16.94 million units, and the Wii U 5.69 million units.
Taking a look at the marketshare, the PlayStation 4 tops the other two platforms. The PlayStation 4 has a 46 percent market share, the Xbox One sits at 41 percent, and the Wii U 13 percent.
[Source: vgchartz.com ]