Just like a truck will always be more sluggish than a small car. They are very different beasts where one is aimed at enterprises and the other one for small projects without all the corporate needs.
"It's enterprise" it's such a lame excuse, IMO. There shouldn't be a speed tax, especially if you aren't using the "enterprise" features. We need to stop making excuses for bad software. It's 2026 we have insanely powerful computers, why should I have to wait to get the result of searching a few text-only issues or display a diff?