PrePress for Photographers®

PrePress Express - Drum Scan File Size Calculator
To use our calculator, enter the width and height of your desired file size.
You may select your measurement unit of Inches, Centimeters, Millimeters or Pixels.
Select the desired resolution.
Select either RGB or CMYK color mode.
Last select the desired bit depth, either 8 or 16 bit.
And click "
Calculate Size"
To calculate smaller film formats,
copy the H & W into the calculator.
Add .5" or more for the film rebate

Film Size
H in
W in
35mm
0.945
1.417
6x4.5
2.2
1.63
6x6
2.2
2.2
6x7
2.2
2.75
6x8
2.2
3.03
6x9
2.2
3.3
6x12
2.2
4.64
6x17
2.2
6.61
Width:     Height:
Measurement Unit:
Resolution in DPI:     
Color Mode (RGB, CMYK):      
Bit Depth (8, 16):                  

                 


File Size*:

*Approximate FIle Size in Megabytes MB's