For example, certain platforms allow you to upload only JPEG files. However, each image format has an advantage over the other, and in certain situations, you’ll have to use PNG over JPEG, or vice versa. Both are also raster formats, which means they are two-dimensional pictures represented as rectangular matrices of pixels. Both use 16 million or more color data to produce high-quality pictures. Regarding image quality, there’s no real noticeable difference between PNG and JPEG.