Interesting how what was seen as slow and bloated back then become the opposite today. Eight Megabytes And Constantly Swapping, yep, back then, 8MB was unthinkably large for a text editor...
Another example is the Enlightenment window manager. It was considered a little heavy, but good looking. But because there was a large hiatus in development, it got "stuck in the past" and now, it is one of the lightest there is.
Well, with vim, it probably depends more on your terminal and tmux, while Emacs renders its own graphical frames.
But those wars are long over anyway, these days. One might just as well fight over whether the monolith on Earth's moon is better than the one on Europa, or vice versa.