Gadgetsdeck has produced a handy infographic that shows how the Samsung Galaxy S series of smartphones has evolved over the last decade. The chart covers the model variants too, including the Edge devices, the Plus versions, and all three of the main models of the upcoming Samsung Galaxy S10 flagship smartphones.
https://www.notebookcheck.net/Impressive-infographic-details-how-the-Samsung-Galaxy-S-series-has-evolved-from-S-to-S10.410086.0.html