|They're two very different types of files.|
In computing, JPEG [pronounced as jay - peg] is a commonly used method of lossy compression for digital photography (image).
The term "JPEG" is an acronym for the Joint Photographic Experts Group which created the standard
JPEG/Exif is the most common image format used by digital cameras and other photographic image capture devices; along with JPEG/JFIF, it is the most common format for storing and transmitting photographic images on the World Wide Web
HyperText Markup Language (HTML) is the main markup language for web pages. HTML elements are the basic building-blocks of webpages.
The purpose of a web browser is to read HTML documents and compose them into visible or audible web pages. The browser does not display the HTML tags, but uses the tags to interpret the content of the page.