This should have been compared with Opus... I know OP says he didn't because of cost but if you're comparing who is better then you need to compare the best to the best... if Claude Opus 4.1 is significantly better than GPT 5 then that could offset the extra expense. Not saying it will... but forget cost if we want to compare solely the quality
It's obviously a CEO selling his own product so not much to comment on. There is definitely a place for both headsets. The main part I laugh at though is him complaining about a slight motion blur in Vision Pro when moving your head quickly when the quest 3 has the most insane picture warping ever in passthrough mode around the hands and edges of the screen.