The phone will also come with a slightly smaller screen size of 4.5 inches with a Full HD display. (nashvillechatterclass.com)
The first, and most obvious, challenge is translating the content you have designed for a desktop experience into the much smaller screen size and typically slower performance of a mobile device. (inc.com)
Thanks to the thin bezels all around, the S8 and S8 + are both very compact compared to devices with similar or even smaller screen sizes. (9to5google.com)