Thinking about autocrats - if Kim Jung Un were in charge in Russia instead of Vlad ('the failure') Putin, would members of the government already have been beheaded?

Kim Jung Un has a reputation for having members of his government killed for various reasons.

List which doesn’t seem up to date. And don’t forget his half-brother

Putin’s generals clearly have not served him well. Why hasn’t Putin put them to death? That’s what Kim Jong Un would have done.

Is Putin a wimp compared to the leader of N Korea?