How to Calculate Image File Size?
Image File Size calculator uses Image File Size = Image Resolution*Bit Depth/8000 to calculate the Image File Size, The Image File Size formula is defined as the amount of space that the image file takes up on your memory card, or internal memory if your camera has one. It is measured in megabytes. The actual file size depends on the image size and image quality settings selected on the camera. Image File Size is denoted by Si symbol.
How to calculate Image File Size using this online calculator? To use this online calculator for Image File Size, enter Image Resolution (Ri) & Bit Depth (Bd) and hit the calculate button. Here is how the Image File Size calculation can be explained with given input values -> 4.25 = 1000*34/8000.