Which is better, Heidelberg printing press or Komori?

In fact, Heidelberg and Komori machines are made in different countries. Komori machine is simple to operate, and Heidelberg is also a relatively simple printing machine! But in this market, Heidelberg's printing press has a high retention rate and high utilization rate! So it's better to drive Heidelberg than Komori! In addition, it only takes about a month to get used to opening another printing machine, because the production principle of the printing machine is the same! It's an operational problem!