guhong dayan rubiks

So, there has been lots of talk about the "best cube", or the "most popular" cube. So, What is the best cube?

I average around 24 seconds with my rubik's brand. Do you think i would see noticeable improvements when i get my guhong?? :confused: My rubik's brand is lubed with vegetable oil and moves really well to me. I have no experience with a DIY so i don't know how well it turns compared. So will i...