Sony has announced that its PlayStation 4 next-generation console has sold in excess of 6 million units worldwide since it was launched in November 2013.MORE: Sony PlayStation 4 review
Sony PlayStation Owes Its Success to Its Games
List of best-selling PlayStation 4 video games - Wikipedia
Xbox Expected to Gain Console Software Market Share over PlayStation & Nintendo By 2026
If Sony doesn't accept a loss on initial PS5 console sales then Microsoft's Xbox Series X will wipe the floor with the PlayStation 5 - News
Global Xbox One Sales Close to 35 Million & Xbox One X Outselling PS4 Pro in the US (rumor) : r/xboxone
PS4 Has Reportedly Sold a Ridiculous 68 Million More Units than Xbox One
PlayStation 4 Global Lifetime Sales Nearing 75 Million Units
Why Sony Shouldn't Rest on PS5 Sales Laurels
PlayStation 5 confirms over 40 million consoles sold - Meristation
PlayStation 5 sales hit 40 million, may be outselling Xbox Series X/S by nearly double