Comparing the launch aligned sales figures of the PS4 and Switch reveals that the Switch's momentum is massive, the highest this console generation. 100m seems very possible. : r/NintendoSwitch
Nintendo Switch: The switch to a portable gaming console - Global Marketing Professor
Nintendo Switch Sales Numbers Prove It Can Easily Outsell PS5 and Xbox Series X | Den of Geek
The Nintendo Switch's sell-out launch, in many charts - MarketWatch
Putting Nintendo Switch's 10 million sales in context | Ars Technica
Xbox One vs PS4 vs Switch: Console and Game Sales Numbers - 2020 | Hooked On Tech
100 million and counting: Nintendo affirms that Switch is still mid-cycle | Ars Technica
Switch Sets New Sales Milestones - IGN
March sales for Nintendo Switch more than doubled last year's numbers | TechSpot
Switch vs PS4 vs Xbox One Global Lifetime Sales - January 2021