I would recommend (not necessarily for your categories) https://www.rtings.com/ https://www.rtings.com/ I use it mostly for monitors, mouse, keyboards, TVs. It

I would recommend (not necessarily for your categories) https://www.rtings.com/ https://www.rtings.com/ I use it mostly for monitors, mouse, keyboards, TVs. It does have amazon affiliate links but the test are pretty good (and standardized to allow comparisons) as far as I am concerned.