samsung galaxy s10 is a line of android-based smartphones manufactured, released and marketed by samsung electronics as part of the samsung galaxy s series. the galaxy s10 series is a celebratory series of the 10th anniversary of the samsung galaxy s flagship line, its top line of phones next to the note models. unveiled during the "samsung galaxy unpacked 2019" press event held on february 20, 2019, the devices started shipping in certain regions such as australia and the united states on march 6, 2019, then worldwide on march 8, 2019. it is the tenth generation of samsung's galaxy s series of smartphones.