The first FREE portal which is able to compare buildings, countries and planets in an userfriendly interface
Buildings Buildings
Building vs Building

Compare buildings all over the world

The database of Size-Explorer.com contains more than 150 buildings from all over the world. Position them anywere you like and check them out with Google StreetView.
Compare Buildings


Saturn Saturn
Planet vs Planet

Learn and discover our solar system

Every planet can be seen in 3D and you can find interesting information on our infosheets
Compare Planets


Canada vs. USA
Country vs Country

Compare all countries in the world

Canada vs. USA
Discover the biggest countries in the world by putting them next to each other and get intresting informations.
Compare Countries


City City
City vs City
Discover the buildings that surround you and become an expert!
Compare City