Nintendo Switch versus Wii U in launch sales

Nintendo Switch Sales Sales Weaker than Wii in First Year - DFC Dossier

Wii U Vs. Switch - How Did Those Nintendo Hardware Reveal Trailers Compare?

Nintendo Switch Outpacing Wii And PS4 Global Sales – NintendoSoup

More Wii-U Re-releases Confirmed for the Nintendo Switch - eTeknix

Nintendo Switch to beat Wii and Game Boy sales in 2022

Nintendo Switch vs. Wii U - First Year Line-up (1st Party Published Games) : r/nintendo

The Wii U Is Nintendo's Slowest Selling Console Ever

Switch vs 3DS and Wii U Sales Comparison - February 2021

Nintendo Switch Crosses 111 Million Units Sold, But Overall Sales Are Down - Game Informer