Let’s not forget this is another story thread taken directly from the middle chapter of the previous trilogy used in the middle chapter of this one.
Yes, let’s. The only comparison to be made is that DJ betrays them.
There really isn’t a lot to compare. Neither DJ or Lando are particulary developed in their respective films. They’re both set up to be less than thrustworthy allies, and they both end up betraying the heroes in the middle chapter of the trilogy.