Monitus is leading in Top 1M Sites.
Monitus has better usage coverage in more websites categories. Including Shopping, Business & Industry, Home & Garden, Clothing and 67 other categories.
PriceGrabber is leading in Law & Government, Government and Computer Security.
Monitus is leading in most countries, including United States, Canada, Brazil, United Kingdom and 28 other countries.
PriceGrabber is leading in Greenland.