The East is much deeper, but there's still only one elite team, whereas the West has at least a few.
Also, if you take a look at how the top 10-20 players in the league are distributed, the West looks even more stacked.
The East has LeBron, George, Lowry, Butler, Wall, Drummond, Kyrie, Melo, Thomas, Millsap.
The West has Curry, Durant, Westbrook, Kawhi, Harden, Paul, Griffin, Davis, Towns, Draymond, Klay, Lillard, Cousins, Aldridge