Question 1

What is an EAN-13 barcode?

Accepted Answer

EAN-13 is a 13-digit barcode standard used worldwide for product identification. Books use the ISBN-13 format which is a subset of EAN-13 starting with 978 or 979.

Question 2

How does EAN-13 differ from UPC-A?

Accepted Answer

EAN-13 has 13 digits vs UPC-A's 12. UPC-A can be converted to EAN-13 by prepending a 0. EAN-13 uses a different encoding pattern for the first digit.