PS4 outselling Xbox One by 1 million consoles | CNN Business
PS2, PS4, Nintendo Switch: The best selling consoles of all time
Global PS4 console unit sales 2021 | Statista
PS4 outsold Xbox One by more than double, Microsoft says
Switch vs PS4 vs Xbox One Global Lifetime Sales - January 2021
PlayStation 4 sales pass over 82 million, nearing PS3's lifetime numbers | VentureBeat
Xbox One and PS4 sales numbers don't matter right now (but you don't care) - GameSpot
The Best-Selling Video Game Consoles of All Time
PS5 sales figures: PS5 hits 17.3 million shipments, PS4 at 117.1m | TweakTown
Sony has sold over 70 million PS4 consoles, 2 million VR headsets | TechCrunch
List of best-selling game consoles - Wikipedia
The Nintendo Switch is the Bestselling Console In its First 12 Months
List of best-selling PlayStation 4 video games - Wikipedia
Putting The PlayStation 4's 91.6 Million Sales Into Context
PS5 vs PS4 Sales Comparison - August 2021
Sony Announces PlayStation 4 Sales Exceed 20 Million Units - GAMING TREND
Xbox One vs PS4 vs Switch: Console and Game Sales Numbers - 2020 | Hooked On Tech
Compared to Wii U · Xbox One, this graphic shows the pace of sales of PS 4 that exceeded 30 million units sold at the fastest speed in PS history - GIGAZINE
PlayStation 4 Sales Flatten, As Sony Predicts Slow Decline - Variety
In response to PS4 sales numbers, Microsoft releases a bunch of useless stats about the Xbox One – GeekWire
