Fujitsu SCANSNAP S1300I Operator's Manual page 58

The following shows the estimated file size when scanning one side of a color document.
Sample document
Estimated image data size (KB)
Automatic
Color mode
resolution
Color 415.5
Gray 374.4
B&W 172.3
Color high 217.5
compression
Specification
 Paper type
Normal catalog
 Paper size
A4
 File format
PDF
 Compression rate
3
Normal Better
268.7 410.6
243.6 371.7
115.8 173.0
162.5 226.2
58
System Requirements
Best Excellent
838.4 3415.6
753.8 3015.0
347.3 2504.0
159.9 -