PlayStation 5 and Xbox Series X availability may still be poor globally, but Microsoft has produced an abundance of Xbox Series S consoles. As a result, the budget and compact console has outsold all its contemporaries, including the Nintendo Switch.
https://www.notebookcheck.net/Xbox-Series-S-Microsoft-s-budget-console-outsells-the-Xbox-Series-X-PlayStation-5-and-the-Nintendo-Switch-during-Black-Friday-promotions.582099.0.html
It's also the only one widely available in stock.
Series X and PS5 have been out of stock all year, online at least.
But the series s + gamepass is the best deal in gaming right now.