Things to Remember while Optimizing Images of WordPress Sites

Boost your WordPress site’s appearance by crafting alluring and engaging images. It is one of the essential parts that have the ability to influence the interest of a visitor quickly and effectively. With the use relevant and mesmerizing images, you can make your content more appealing and intellectual. In fact, with the images, you can increase your website’s SEO ranking.image optimization

Lamentably, a cluster of images in a site can increase the size of your website’s pages. It means that a visitor downloads a site’s image from your server. And this might increase the time of loading a page. This can impede the visitor to open your website that can leave a negative impact on search engine rankings.

In this blog, we will discuss some important points that should be considered while optimizing images of a WordPress website.

Mainly, the potential images are classified into two categories:

Vector Graphics

Under this, images are developed mathematically from simple geometrical shapes like lines, curves and points. They are used especially for mild images such as texts, icons, logos, etc. Vector Graphics seems to be mathematical when they are resized or zoomed in. Then, the browser recollects the mathematics. Most often, vector images can easily be increased and decreased to any size without falsification of information. These images are developed in Adobe Illustrator and restored in Scalable Vector Graphics (SVG) format.

Raster Images

Such images are constructed by a grid of a permanent number of pixels. These are digital images that don’t have scale well. There are three most important file types that have become popular among the web designers.


GIFs (Graphics Interchange Format) are best for developing text and easy graphical images with bounded color palette of 256 colors. These images are most suitable for creating banner advertisements. While animating the image, you have to colour the background with the same hue of an image.


JPEGs are one of the most popular types of an image that have attained the universal standard for showcasing images online. More than 80% of websites use JPEGs file format. This format uses compression with an objective to reduce the size of a file. Their lossy compression format makes them superior for heavy intensification. In fact, they also offer a huge range of color options. Therefore, this file format has positioned a significant place in the web design world.


Portable Network Graphics, which is commonly known as PNGs offer lossless compression, supports transparency and produce the highest quality of pictures. You can easily see the cut out area of an image as it supports transparency. PNGs offer an 8-bit format that has eliminated the use of GIFs. It means it has the potential to downsize the large size of files easily.


The WebP format is designed to support both the lossy and lossless image compression. This format is an ideal solution for the web images. WebP is an image format, which is managed by Google with an objective to reduce the size of your images by up to 34% in case of JPEG images. However, the expected image standard that will reduce upto 25% of file size.

Therefore, it becomes necessary to optimize all file types for a better quality of images.

How to Optimize Image before Uploading to a WordPress site?

WordPress is an ideal CMS and blog posting platform, but it also offers great feature to the image file formats. You can overview a thumbnail feature that automatically develops three different sizes of an image you upload.

It gives you the flexibility to adjust the sizes of thumbnails as per your requirement. In fact, you can upload 1000 pixels of an image in your blog in large size and add a link to display in full size. Although, the file size of the thumbnail images will be smaller in size as WordPress reduces the size of the uploaded image.

How to Optimize an Image after Uploading to a WordPress Website?

With the help of WordPress plug-ins, you can optimize any image after uploading it to your site. However, many designers prefer to optimize images before uploading an image to the site. But you can save a lot of time by optimizing it after uploading.

The most popular and effective plugin available for image optimization is Yahoo’s WP Smus. It enables you to deprive Meta data of JPEGs, covert GIFs images to PNGs and expel unused images. It quickly and effectively reduces the file size of your uploaded images. Therefore, many of the WordPress Developers and designers are using these plugins to optimize the different file formats of an image.


Through this blog, you will be able to find the essential points that you keep in mind while optimizing images of WordPress websites. Now you can also make your website user-centric and engaging by placing attractive images at the right place in your site.

Lucy Berrette is an experienced WordPress developer, working at WPGeeks Ltd. and assisting clients with responsive HTML to WordPress conversion projects. She loves writing WordPress tutorials and enjoys good thai food.

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