Patrick Robrecht

Posts and Users Stats offers statistics about the content and the users of a WordPress installation:
<ul>
<li>Posts per Publication Date</li>
<li>Posts per Taxonomies, i. e. per category, per tag and per custom taxonomies</li>
<li>Posts per Author and Post Type</li>
<li>Posts per Status</li>
<li>Comments per Date</li>
<li>Comments per Author</li>
<li>Comments per Status</li>
<li>Users per Role</li>
<li>Users over Time</li>
</ul>
All statistics are available as a diagram and as a table (which can be exported as CSV).
After the installation you can find the statistics as subpages of Tools.

Posts and Users Stats

Statistics about the number of posts and users, provided as diagrams, tables and csv export.

StatCounter

The Official StatCounter WordPress Plugin brings you all the powerful StatCounter features to your wordpress blog.
Including but not limited to the following:
<ul>
<li><a href="http://statcounter.com/features/#invisible-counter" rel="nofollow ugc">Invisible Counter Option</a></li>
<li><a href="http://statcounter.com/features/#configurable-counter" rel="nofollow ugc">Configurable Counter</a></li>
<li><a href="http://statcounter.com/features/#configurable-summary-stats" rel="nofollow ugc">Configurable Summary Stats</a></li>
<li><a href="http://statcounter.com/features/#magnify-user" rel="nofollow ugc">Magnify User</a></li>
<li><a href="http://statcounter.com/features/#drill-down" rel="nofollow ugc">Drill Down</a></li>
<li><a href="http://statcounter.com/features/#popular-pages" rel="nofollow ugc">Popular Pages</a></li>
<li><a href="http://statcounter.com/features/#entry-pages" rel="nofollow ugc">Entry Pages</a></li>
<li><a href="http://statcounter.com/features/#exit-pages" rel="nofollow ugc">Exit Pages</a></li>
<li><a href="http://statcounter.com/features/#came-from" rel="nofollow ugc">Came From</a></li>
<li><a href="http://statcounter.com/features/#keyword-analysis" rel="nofollow ugc">Keyword Analysis</a></li>
<li><a href="http://statcounter.com/features/#recent-keyword-activity" rel="nofollow ugc">Recent Keyword Activity</a></li>
<li><a href="http://statcounter.com/features/#search-engine-wars" rel="nofollow ugc">Search Engine Wars</a></li>
<li><a href="http://statcounter.com/features/#visitor-paths" rel="nofollow ugc">Visitor Paths</a></li>
<li><a href="http://statcounter.com/features/#visit-length" rel="nofollow ugc">Visit Length</a></li>
<li><a href="http://statcounter.com/features/#returning-visits" rel="nofollow ugc">Returning Visits</a></li>
<li><a href="http://statcounter.com/features/#recent-pageload-activity" rel="nofollow ugc">Recent Pageload Activity</a></li>
<li><a href="http://statcounter.com/features/#recent-visitor-activity" rel="nofollow ugc">Recent Visitor Activity</a></li>
<li><a href="http://statcounter.com/features/#country-state-city-stats" rel="nofollow ugc">Country/State/City Stats</a></li>
<li><a href="http://statcounter.com/features/#visitor-map" rel="nofollow ugc">Recent Visitor Google Map</a></li>
<li><a href="http://statcounter.com/features/#isp-stats" rel="nofollow ugc">ISP Stats</a></li>
<li><a href="http://statcounter.com/features/#browser-stats" rel="nofollow ugc">Browser Stats</a></li>
<li><a href="http://statcounter.com/features/#os-stats" rel="nofollow ugc">O.S. Stats</a></li>
<li><a href="http://statcounter.com/features/#resolution-stats" rel="nofollow ugc">Resolution Stats</a></li>
<li><a href="http://statcounter.com/features/#javascript-stats" rel="nofollow ugc">JavaScript Stats</a></li>
<li><a href="http://statcounter.com/features/#email-reports" rel="nofollow ugc">Email Reports</a></li>
<li><a href="http://statcounter.com/features/#multiple-site-management" rel="nofollow ugc">Multiple Site Management</a></li>
<li><a href="http://statcounter.com/features/#user-access-management" rel="nofollow ugc">User Access Management</a></li>
<li><a href="http://statcounter.com/features/#public-stats" rel="nofollow ugc">Public Stats</a></li>
<li><a href="http://statcounter.com/features/#blocking-cookie" rel="nofollow ugc">Blocking Cookie</a></li>
</ul>

StatCounter – Free Real Time Visitor Stats

StatCounter.com powered real-time detailed stats about the visitors to your blog.

Posts and Users Stats vs StatCounter – Free Real Time Visitor Stats