April 2018 is the 14th month that the Nintendo Switch has been available for. During the latest month the gap grew in favor of the Xbox One by 1.39 million units when compared to the Switch during the same timeframe. However, in the last 12 months the Switch has grown its lead over the Xbox One by 5.95 million units. The Switch is currently ahead of the Xbox One by 5.95 million units.
The Xbox One launched in November 2013, while the Nintendo Switch launched worldwide in March 2017. The Switch has sold 16.67 million units, while the Xbox One sold 10.72 million units during the same timeframe.