During the month of January 2018, the PS4 outsold the Switch by 373,585 units for the month and the Xbox One by 1.14 million units. The Switch outsold the Xbox One by 764,399 units.
When you compare monthly sales to a year ago, the PlayStation 4 and Xbox One are up. The PlayStation 4 is up 451,713 units and the Xbox One is up 173,277 units.
Taking a look at the marketshare, the PlayStation 4 managed to achieve 48 percent. The Nintendo Switch accounted for 37 percent of the consoles sold, and the Xbox One 15 percent.
[Source: vgchartz.com ]