It's called tariff engineering for a reason.
Columbia will add an extra pocket below the waistline on a women's shirt so it gets classified as a utility/work garment and they can price it 10% cheaper. https://www.marketplace.org/2019/05/29/theres-a-reason-your-...
Converse will line the rim/bottom of a shoe with felt so it can be classified as a slipper. https://www.smithsonianmag.com/smart-news/this-is-why-your-c...
Canon will choose to make an insufficiently sized heatsink on its DSLR so that in video mode it has to shut down after 20 minutes so it can be classified as a camera and not a video recorder. https://www.cined.com/canon-eos-r5-heatsink-mod-improves-rec...