May 2019 is the 27th month that the Nintendo Switch has been available for. During the latest month the gap grew in favor of the DS by 574,368 units when compared to the Switch during the same timeframe. In the last 12 months the DS has outsold the Switch by 3.84 million units. The DS leads by 1.42 million units.
The DS launched in November 2004 in North America, December 2004 in Japan and March 2005 in Europe, while the Nintendo Switch launched worldwide in March 2017. The Switch has sold 34.67 million units, while the DS sold 36.09 million units during the same timeframe.
The 27th month on sale for the Nintendo Switch is May 2019, while for the DS it is January 2007.