PlayStation 4 lifetime unit sales by region 2022 | Statista
PS5 sales figures: PS5 hits 17.3 million shipments, PS4 at 117.1m | TweakTown
Red-Hot Nintendo Switch Smokes the PlayStation 4 In All-Time US Sales Despite 4-Year Gap - EssentiallySports
Xbox One vs PS4 vs Switch: Console and Game Sales Numbers - 2020 | Hooked On Tech
Switch vs PS4 Sales Comparison - October 2021
Global PS4 console unit sales 2021 | Statista
PlayStation hardware and software sales decline in Q3 FY19 | by Sohrab Osati | Sony Reconsidered
Sony PlayStation 4 Reached Over 110 Million Sales | HYPEBEAST
March sales for Nintendo Switch more than doubled last year's numbers | TechSpot
Updated numbers show PS4 with at least 65 percent of two-console market | Ars Technica
Putting the PS4's 100 million sales in context | Ars Technica
Video Game Sales Figures Big Sales, 50% OFF | aarav.co
Global PS4 console unit sales 2021 | Statista
PlayStation 4 gets to 96.8 million Units in Sales
PlayStation | Video Game Sales Wiki | Fandom
Switch vs PS4 vs Xbox One Global Lifetime Sales - January 2021
March sales for Nintendo Switch more than doubled last year's numbers | TechSpot
PlayStation 4 Becomes Fastest-Ever Home Console to Sell 100 Million Units – GTPlanet
Gaming consoles sales spike by 36% with 22 million units sold amid pandemic | News | FOCUS ON Business - Created by Pro Progressio
Sony Ships 1.9 Million PlayStation 4 Units, Reveals 113 Million PSN Active Users
PlayStation 4 Sales Exceed 91.6 Million Units Worldwide - IGN
