Present study on ‘Comparative Study of Metasearch Engines Output On Various Facets of a Digital Library’ is an attempt to know what are the metasearch engines gives good and effective results for different digital library keywords (Facets). It covers some of the aspects like different metasearch engines with different results for different digital library keywords. The findings of the study are fascinating, which will be definitely useful to the present and future users of metasearch engines to find their relevant information.