Exactly, which is why following blanket statements on the WWW can get someone in trouble. Even following those statements for use in identical vehicles.
My Lexuses look the same with well over 150k on each. My Honda looks more like the K24 pic. Using the same oils.
It's not a reflection on the oils used so much as the amount of oil circulation on the baffle and how hot it runs. Toyotas and Hondas show their varnish in different places.
Couple YT videos following VRP updates. This is the top part of engine that doesn't see much oil, but it looks to be working quite well. Hard carbon too not sludge.