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I compare
1. RF vs RF lenses with different FL and aperture
2. RF vs EF same FL and max aperture
Can you make conclusion based on 2 examples

You are comparing
1. RF vs EF same aperture - Can I make concision based on your single example?

If you want to think that somehow 100-400mm lenses for DSLRs should be not comparable to 100-400mm lenses for mirrorless, that your freedom.
You did not compare 
1. RF vs RF lenses with different FL and aperture
2. RF vs EF same FL and max aperture

I did not compare 
1. RF vs EF same aperture 

Another puzzling post?