Samsung is getting ready to release the next version of its giant smartphone, the Galaxy Note 4. The biggest highlight of the new phone is its high resolution curved screen. Samsung is might be releasing two versions of the Note 4, one with a regular flat screen and the other with a curved screen. The Note 4 will have a 5.7 inch screen with a 2,560 x 1,440 resolution. That is 515 pixels per inch compared to the iPhone that only has 326 pixels per inch.