Just a quick and interesting WIKI screenshot of consoles by sales. PS2 is the best selling while Dreamcast is the worst (only included relevant systems). Sony is in the top ten 5
Who won? First-week sales of PS Vita vs. PSP vs. 3DS vs. DS (infographic) | VentureBeat
PSP & PSV unit sales U.S. 2005-2019 | Statista
PlayStation Portable - Wikipedia
Amazon.com: Sony Playstation Portable PSP 3000 Series Handheld Gaming Console System (Mystic Silver) (Renewed) : Video Games
PSP lifetime unit sales by region 2022 | Statista
Restored PlayStation Portable PSP 3000 Core Pack System Piano Black (Refurbished) - Walmart.com
PS5 Sales Break PlayStation Record Previously Held by PSP - PlayStation LifeStyle
Sony expects 10-15% sales rise for PSP/PS3 this year | Engadget
The PSP used on “House” is for sale, if you have the cash : r/PSP
PSP & PSV unit sales U.S. 2005-2019 | Statista
Sony figures show PSP sales falling - but more sold than you may expect | Technology | The Guardian
PSP Sales Are Up Year After Year | by Sohrab Osati | Sony Reconsidered
Gran Turismo PSP: 1.8 Million Copies in Three Months – GTPlanet
7th Gen vs 8th Gen - Aligned Sales Comparison - September 2015 Update
Worldwide Hardware Sales 2010 | TheSixthAxis
The Role of PSP in Building A Sales Relationship
Why PS Vita's Japanese Sales Figures Aren't Bad After All | TheSixthAxis
Weekly Japanese console chart: PSP sales rocket in tandem with new game | The Independent | The Independent
PlayStation Portable: sales volume in Germany 2005-2014 | Statista
A Visual Look at PlayStation Sales Numbers
