gif: this image format uses only 256 colors and is the best choice for animated images.This format allows us to find a good balance between the size and quality of the file. They are usually used for images with few colors such as logos or illustrations. png: these are images of very good quality, obviously at the expense of size.There are several formats for images, each suitable for one use rather than another. Our goal is to find the right compromise between size, compression and format in order to have images that are both light and pleasing to the eye. We must therefore find a meeting point to make these two borderline cases in order to find the best compromise. Surely the impact on the loading time will be minimal, at the expense of the image quality which will be grainy and blurry. Let’s take the same photo as before, but now let’s reduce its size and quality until it weighs 50Kb. Surely the quality will be optimal, but it will heavily affect the loading time of our web page, especially with slower connections. Let’s add a very high-quality photo to our page, with a 5000 px width and 4 MB weight. Note the impact that page size has on loading time when using a slow connection. Tested with a normal connection Test with 3G connection Below, I ran a test on the same page, using GTmetrix, changing the connection as the only parameter. Wordpress optimize images how to#To find out how to do it quickly with the help of some plugins, you can check our guide on how to delete unused images on WordPress. Remember that in order to save space on the server, it can also be useful to delete unnecessary files like media uploaded to the library that you’re not using on the site.
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