Weight and Spine Width Calculator

If you have already setup or submitted your title with Lightning Source®, please enter your title's ISBN. Once you have provided your ISBN number the page count and book type fields will automatically populate. If you do not have an ISBN, please enter the total page count of your title (include front and back matter) along with trim size to calculate the weight and spine width of your book.

Use this tool to determine the weight and spine width of your print titles.

Please note the following:
B&W: printed on 50lb White paper
B&W: printed on 50lb Creme paper
Color printed on 50lb White paper
Color printed on 70lb White paper
Color printed on 70lb White paper
Glued spine with color laminated cover
Stapled pages with color laminated cover, 4-48 page count
Color laminated cover glued to boards, no dust jacket
With or without dust jacket, text stamped on spine
With or without dust jacket, text stamped on spine