Rent.com and Apartmentguide.com are two of the best sites for comparing apartments. You can use both of these sites to search for apartments based on whatever criteria you like. You can use Rent.com and Apartmentguide.com for exactly this purpose. You can use their resources to compare the prices on apartments found based on whatever criteria you choose. One great site where you can compare apartments is Apartments.com. Through this site, you can choose what types of ammenities you like for your apartment, then can compare other places that are similar.