How do PPTX and PPTcompare? Here's everything you need to know to choose the right format — and how to convert between them.
Office Open XML Presentation
PPTX is the default format for Microsoft PowerPoint presentations. It supports slides, animations, transitions, speaker notes, and multimedia content for creating professional presentations.
Microsoft PowerPoint Presentation (Legacy)
PPT is the legacy binary format for Microsoft PowerPoint presentations. While replaced by PPTX, many older presentation files and templates still use this format.
| Specification | PPTX | PPT |
|---|---|---|
| Full name | Office Open XML Presentation | Microsoft PowerPoint Presentation (Legacy) |
| Extension | .pptx | .ppt |
| MIME type | application/vnd.openxmlformats-officedocument.presentationml.presentation | application/vnd.ms-powerpoint |
| Category | Document | Document |
| Developer | Microsoft | Microsoft |
| Year introduced | 2007 | 1987 |
PPTX and PPT serve different purposes. PPTX is ideal for business presentations, while PPT excels at opening legacy presentations.
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