Quote Originally Posted by alensot
Actually each domain extension indicate something as .com suggests commercial website, but people who have a website never go accordingly and the website extension which are more popular like .com will cost more
.com domain didn't cost more than other domain like .org, .net and others. It is not means by the domain in popular then cost more, the costing is fixed for some extension, and for some local domain like .com.us will cost even more than .com due to the local governement may charges extra charges on the domain.