When trying to come up with original creative for your UI, UX look & feel you- a better perspective might be doing something different from competition rather than comparing features to the competition.
Standing out is vital if you want to make the leap. some more relevant posts:
http://thejunction.co.il/2011/03/28/be-different/
http://www.marketingexperiments.com/blog/internet-marketing-strategy/banner-ads-obstacles.html
Designing UI & UX? Be a Triangle
marketingexperiments.com