Sphinx is definitely easier to get going than Solr, but tends to be slower and doesn't scale as easily as Solr(Search on Lucene with Replication). But these tw

Sphinx is definitely easier to get going than Solr, but tends to be slower and doesn't scale as easily as Solr(Search on Lucene with Replication). But these two are the best options, just depends on your needs/trade offs.