Web Stats Checker is a free service that allows you to check statistics for Domains, Keywords, Competitors, Inbound Links etc. Simply visit WebStatsChecker.Com, type domain name, use radio buttons to select result output type from Domain, Keyword or Keyword suggestion then press ENTER.
It immediately shows you the list of keywords, links indexed by Google and their position, scroll down an d you will see the list of your competitors. Other than this it provides you a link for SEO spy report of given website which states search engine analysis show Top Search Engine Positions from 1 to 3, 4 to 10, 11 to 100. and more.