https://wccftech.com/apple-using-galaxy-s21-to-market-beats-studio-buds/

Apple does not prefer talking about the competition unless the company wants to show how better it is doing in one or multiple aspects. However, to use a rival’s product for marketing the Beats Studio Buds, that is a rare sight, even for an entity as large as Apple, as on this occasion, the Galaxy S21 was spotted in an image made to sell an Apple product.

No, your eyes have not deceived you, there is actually a marketing image of a model holding a Galaxy S21 with a pair of Beats Studio Buds in her ears, with the following description provided.