What would you expect to be different? Your post says the important point: it's Clojure. For some an additonal point is that it's not JavaScript. There is nothing deeper than that.
Even worse, two other relevant Clojure libs are mentioned and the important point is still "it's Clojure"?
ClojureScript is a Clojure The Language compiler that implements Clojure (its datastructures, standard lib, protocols, deftypes etc etc) and is hosted[2] on javascript rather than the JVM.
In ClojureScript you are not writing reskinned javascript, you are writing Clojure.
[1] simplified for the argument
[2] By outputting javascript