Animated GIFs can be 5-20x larger than the equivalent MP4 video. However, MP4 videos can be configured to look and feel like GIFs by including the
autoplay loop muted playsinline attributes on the
<video> tag. In addition, to prevent layout shifts, make sure to set the
height attributes. For instructions on converting GIFs to MP4, see Create MPEG Videos.
<video autoplay loop muted playsinline width="320" height="240"> <source src="dog.mp4" type="video/mp4"> </video>