lets have look at tyson opponents records when he was champ in 80s + 90s

[Samson3000]

I also don't think it was that much better.

Get real, the fighters 20 years ago were fitter and could fight with skill, they still had proper trainers back then teaching proper skills

Toney, Wlad, and Byrd would all beat any of Tyson's opponents (with the exception of Tony Tucker).