Vader was a much worse person.
In the OT? Nah.
After we have his backstory fleshed out, yes. The poor younglings!
Yes in the OT. Sorry that you like Han Solo more than Obi-wan.
He didn’t kill Obi-Wan
Um, what?
Darth Vader did not kill Obi-Wan. Obi-Wan became one with the Force before the blow was struck.