[pixl97]

The issue is do they keep testing the products over time and across the zillion skus that exist today?

[KaiserPro]

They don't cover the no-name amazon/temu/alibaba makes, but they cover the vast majority of budgets for most household items.

[pixl97]

I think you may be missing how many SKUs big name products have these days. Things like Sony and Kitchen-aid have SKUs per major retailer to avoid things like price matching and in many cases its unknown if they use similar parts.