I was wondering and now im thinking yes after seeing this. Simply because of its higher price point and this Sprint video I just found. Notice how many times she uses the term "Best" when talking about the Epic. Also notice the mention of better battery life for Epic as well.
YouTube - Sprint Android Phone Comparison -- Samsung Epic 4G versus HTC EVO 4G
YouTube - Sprint Android Phone Comparison -- Samsung Epic 4G versus HTC EVO 4G