OMG is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
OMG has better usage coverage in more websites categories. Including Shopping, Business & Industry, Coupons, Travel and 68 other categories.
ReferLocal is leading in Newspapers.
OMG is leading in most countries, including India, United States, United Kingdom, Russia and 42 other countries.
ReferLocal hasn't got a lead over OMG in any country.