PlayStation 4 Sales Exceed 91.6 Million Units Worldwide - IGN
PlayStation hardware and software sales decline in Q3 FY19 | by Sohrab Osati | Sony Reconsidered
PS4 vs Xbox One vs Switch: Console and Game Sales Numbers - 2019 | Hooked On Tech
Xbox One vs PS4 vs Switch: Console and Game Sales Numbers - 2020 | Hooked On Tech
PlayStation targets over 50% of the games console market with PS5 | GamesIndustry.biz
March sales for Nintendo Switch more than doubled last year's numbers | TechSpot
Console Gaming Statistics 2022 - WePC
PlayStation 4 gets to 96.8 million Units in Sales
Putting The PlayStation 4's 91.6 Million Sales Into Context
Sony report over 110m PlayStation 4 consoles sold as digital profits race ahead of physical | TheSixthAxis
Switch vs PS4 Sales Comparison - October 2021
Global PS4 console unit sales 2021 | Statista
PS5 sales figures: PS5 hits 17.3 million shipments, PS4 at 117.1m | TweakTown
Switch vs PS4 vs Xbox One Global Lifetime Sales - January 2021
PS5 sales figures: PS5 hits 17.3 million shipments, PS4 at 117.1m | TweakTown
What Sony's '4.2 Million PS4s Sold' Figure Actually Means - IGN
PlayStation 4 lifetime unit sales by region 2022 | Statista
CES 2020: Sony announces updated PlayStation statistics – PS4 sales reach 106 million | KitGuru
Sony PlayStation 4 Reached Over 110 Million Sales | HYPEBEAST
List of best-selling game consoles - Wikipedia
PS4 Shipments Have Now Passed 96 Million Units Worldwide
Updated numbers show PS4 with at least 65 percent of two-console market | Ars Technica
PS5 vs PS4 Sales Comparison - August 2021
I Am The Very Model of a Modern VR Cycle - GMW3
Sony announces PlayStation 4 sales figures | ITProPortal
Putting the PS4's 100 million sales in context | Ars Technica
