1. Content type: E-books usually refer to books stored in digital format, including novels, textbooks and reference books. The full text of an electronic journal refers to the digital version of a single article or a whole issue of a journal.

2. Update cycle: e-book content is usually relatively stable and the update cycle is long; However, the full text of electronic journals is usually updated in a short period, and the articles in journals and magazines will be updated regularly.

3. Reading experience: E-books are closer to traditional paper books and can be read by turning pages on electronic devices. However, the full text of electronic journals is usually displayed in web page or PDF format, and the reading experience is not as comfortable as e-books.