If one was inclined to do speed work over 100m them maybe. not my cup of tea.
Using the Pluto theory 3 x 10/12,10s @ bodyweight in preference over 3 x 3 @ 1.25% bodyweight. why not?
If you train both upper and lower body do so on a different day, don’t train both together. What is your opinion on a max 20min weight session. If you are a believer Bompa wrote heavy sweat on upper body is the ultimate training level.