Choosing between EPUB and PDF for your ebook depends on your priorities: EPUB is best for flexible reading on devices, while PDF is ideal for precise, unchanging layouts.
Quick Answer
If your top priority is device compatibility and customizable text, choose EPUB. If you need your ebook to look exactly the same everywhere, including print, choose PDF. Each format serves different needs for both readers and creators.
Practical Steps: Creating and Using EPUB and PDF
When to Choose EPUB
- Your audience reads on e-readers (Kindle, Kobo, Nook), phones, or tablets
- You want readers to adjust font size or background color
- Book content is mainly text (novels, non-fiction, manuals)
- Accessibility (screen readers, reflowable text) is important
When to Choose PDF
- Layout fidelity is critical (textbooks, comics, cookbooks, technical manuals)
- You need to preserve fonts, graphics, and exact page design
- Distribution is mainly to desktops or print
- You want to embed custom fonts, forms, or vector graphics
Basic Workflow for Each Format
To create an EPUB:
- Write your book in DOCX, ODT, or another supported editor.
- Use a tool like Calibre, Sigil, or an online converter such as FileConversion.co's DOCX to EPUB to export.
- Test the EPUB on multiple devices and apps (Adobe Digital Editions, Apple Books, or a Kindle after conversion).
To create a PDF:
- Prepare the final layout using Word, InDesign, or similar program.
- Use "Export as PDF" or a dedicated PDF print driver.
- Review the output for font embedding, image resolution, and page size.
- Test on desktop and mobile PDF readers.
- For fast conversion, use FileConversion.co's DOCX to PDF.
Converting Between Formats
- EPUB to PDF: Use EPUB to PDF if you need a printable copy, but be aware that reflowable EPUBs may not translate perfectly to paged PDF.
- PDF to EPUB: Use PDF to EPUB for text-heavy PDFs, but complex layouts or scanned pages may convert poorly.
EPUB vs PDF: Features and Tradeoffs
Here’s a side-by-side comparison of the most important ebook format features.
| Feature | EPUB | |
|---|---|---|
| Layout | Reflowable, adapts to device | Fixed, looks the same everywhere |
| Font scaling | Yes, user-adjustable | No, fixed size |
| Images & graphics | Supported, may move with text | Supported, exact placement |
| Interactive elements | Limited (links, TOC, some JS) | Rich (forms, JS, multimedia) |
| Accessibility | Strong, screen-reader friendly | Varies, depends on tagging |
| Printability | Not ideal, varies by app | Excellent, designed for print |
| File size | Usually smaller | Can be larger (especially with images) |
| DRM support | Supported by stores/readers | Rare, usually not supported |
| Annotation | Supported in many readers | Supported in many readers |
| Distribution | Ebooks stores, libraries | Direct download, email, print |
| Metadata | Extensive (author, cover, description) | Limited, but some support |
| Standard compliance | Open (IDPF/EPUB Consortium) | Open (Adobe/ISO standard) |
Key Differences
- Reflowable text: EPUB lets readers change font, size, and layout for comfort. PDF is always fixed, which can be unreadable on small screens.
- Layout control: If you have tables, columns, or complex formatting, PDF will preserve all details. EPUB may break or rearrange them.
- Images: Both support images, but placement in EPUB can shift depending on device and font size.
- Accessibility: EPUB is more accessible by default, though tagged PDFs can be accessible if created carefully.
- Printing: PDFs are easy to print for handouts or physical books; EPUBs are not designed for print workflows.
Common Problems and Limitations
EPUB
- Inconsistent rendering: Different apps and devices display EPUBs slightly differently. Features like embedded fonts, drop caps, or advanced CSS may break.
- Limited support for fixed layout: EPUB 3 supports fixed layout, but not all readers handle it well. This is mostly used for comics or children's books.
- Image-heavy books: Large images can break up or appear in odd places.
- Conversion quirks: Converting from PDF or complex Word docs may require editing the EPUB for clean results.
- Not mobile-friendly: On phones and small tablets, PDFs require panning and zooming. Text does not reflow.
- Accessibility gaps: Unless created with proper tagging, PDFs are often inaccessible to screen readers.
- Editing difficulties: PDFs are hard to modify after creation, especially for major changes.
- File size: High-resolution images can make PDFs very large.
Recommended FileConversion.co Tools
Use these tools to convert between popular ebook formats:
- DOCX to EPUB: For creating EPUBs from Word files
- DOCX to PDF: For making print-ready PDFs
- EPUB to PDF: For printable versions of reflowable ebooks
- PDF to EPUB: For turning simple PDFs into ebooks (text-based PDFs work best)
Always review your converted files on the intended devices or apps before you distribute.
FAQ: EPUB vs PDF for Ebooks
Q: Which format is best for Kindle?
A: EPUB is now supported on modern Kindle devices and apps. For older Kindles, you may need to convert to MOBI or AZW3, but EPUB is the new standard for most ebook stores and platforms.
Q: Can I include audio or video in my ebook?
A: EPUB 3 supports embedded audio and video, but device support is inconsistent. PDF can also embed multimedia, but features may only work on desktop readers.
Q: How do I ensure my fonts display correctly?
A: EPUB lets you embed fonts, but not all readers will honor your choices. PDF embeds fonts by default, guaranteeing appearance.
Q: What about footnotes and cross-references?
A: Both formats support hyperlinks, but EPUB handles cross-references more smoothly in most modern readers.
Q: Are there copyright or DRM differences?
A: EPUB is designed for ebook stores and supports DRM. PDF rarely uses DRM, and most stores will not sell DRM-protected PDFs.
Q: Can I convert a scanned book to EPUB?
A: Not easily. Scanned PDFs are images, not text. Use OCR (optical character recognition) before converting to EPUB, and expect to review and edit the result.
Practical Takeaway
Use EPUB for ebooks meant to be read on devices, especially if you want accessibility and user customization. Choose PDF for books where exact layout, printability, or advanced formatting is essential. For most modern ebooks, EPUB is the preferred choice, but always test your files after conversion.
Reviewed for accuracy: This article is based on EPUB (IDPF/EPUB Consortium) and PDF (Adobe/ISO 32000) standards, and reflects common device and app behaviors as of 2024.