Png Image Vs Bitmap. Bitmap usually refers to an uncompressed image. No format is designed to accomplish the same tasks.
Jpg is a common choice for use on the web because it is compressed. Thus with a lossless format the only visible difference is the file size. And all the types of images are.
Tiff also preserves layers alpha transparency and other special features when saved from photoshop.
When to use tiff. Png is a good choice for storing line drawings text and iconic graphics at a small file size. Every picture you see on your phone tablet or computer is a bitmap even if someone created it using vector tools. Tiff also preserves layers alpha transparency and other special features when saved from photoshop.
