It all started with Samsung launching the Samsung Galaxy S android smartphone in 2010, which had decent sales. They improved on it with the Samsung Galaxy S2 and had even more success with the Galaxy S3. Now with the release of the Samsung Galaxy S4, will the Galaxy S series become the most popular smartphone series in the world? I guess we will have to wait and see. Meanwhile, take a look at the below infographic on the evolution of the Galaxy S series.