Chart: Farewell Playstation 2 - Best-Selling Console of All Time | Statista
List of best-selling game consoles - Wikipedia
PS5 and PS4 sales comparison in the same period - Real Mi Central
Can the PS4 match the sales of the PS2? Sony weighs in - GameSpot
PS4 sales finally beat out the PS1 and the Wii – Destructoid
Daniel Ahmad on Twitter: "Here is a look at cumulative global console shipments, launch aligned. After 34 months on the market the Nintendo Switch has achieved cumulative sell in of 52.48m. Due
PS4 surpasses 6 million units sold as of March 2nd | NeoGAF
Switch Software Sales Are Comfortably Beating The PS2's, The Best-Selling Console Of All Time - Nintendo Life
PS4 Crosses 100 Million Sales, but PS2 Has Still Sold More | Den of Geek
PS4 Hardware and Software Selling Faster than PS2 and PS3 in Asia
PS4 vs PS1/PS2/PS3 in sales so far | NeoGAF
One year after launch, Sony's PS4 is crushing Microsoft's Xbox One - GeekWire
Hunter 🎮 on Twitter: "PS4 vs PS3 sales in Japan. PS4 slightly higher, looks like PlayStation caps out at 10M, far less than the PS2 era in Japan. https://t.co/B43EhxhPw3" / Twitter
PS4 vs Xbox One vs Wii U Global Lifetime Sales – April 2015 Update - PS4 22.4M, Xbox One 12.5M, Wii U 9.6M