During the month of August 2020, the Switch outsold the PlayStation 4 by 916,524 units for the month and the Xbox One by 1.75 million units. The PlayStation 4 outsold the Xbox One by 1.34 million units.
When you compare monthly sales to a year ago, the Switch is up, while the PS4 and Xbox One are down. The Nintendo Switch is up 464,671 units (+48.3%), the PlayStation 4 is down 396,868 units (-43.7%) and the Xbox One is down 91,153 units (-50.1%).
Looking at the marketshare, the Switch managed to achieve 70.3 percent of the monthly sales. The PlayStation 4 accounted for 25.2 percent of the consoles sold, and the Xbox One 4.5 percent.