WordPress WebP images (reduce image file sizes up to 35%)

by Glenn Maxwell

A decrease in your images’ quality will considerably boost the speed of the WordPress site. The quality of the website is all about half made up of images, so even small enhancements can yield big results. You are able to greatly take advantage of WebP!

You are able to reduce how big your images with WebP whilst not compromising their quality. The quality of the image could be reduced by 25%-35% when transformed into WebP without any discernible reduction in quality.

WebP is supported as they are by most contemporary browsers, in addition to WordPress 5.8 . We’ll explore this exciting new image format in the following paragraphs and let you know that you can use it in a number of ways.

What’s WebP?

Quite simply, what is a WebP file? WebP is definitely an image format that’s aimed toward improving the efficiency of images (at that time) over other popular formats. It can save you images in formats for example JPEG, Digital, or PNG.

Observe how different image formats can impact your website’s speed.

Instead of delivering exactly the same image, WebP offers the small quality from the image. Using smaller sized image files will still provide your website’s visitors exactly the same experience and can load faster.

To give an example, in Google’s WebP compression study, it had been discovered that a WebP image file was typically:

Images which are 25-34% smaller sized than comparable JPEG images.

PNG images are 26% smaller sized than equivalent JPEG images.

Therefore PageSpeed Insights recommends serving images in next-generation formats like WebP advertising media are your website through it

Do you know the techniques Google uses to attain these reductions in quality?

You may choose between lossy and lossless compression, therefore the exact reduction you will see relies upon which kind of compression you utilize.

Like a lossy compression method, WebP uses something known as “predictive coding” to lessen quality. By predicting the of neighbouring pixels within an image, predictive coding only encodes the main difference together. Within this format, keyframes are encoded in VP8.

Compared to WebP, Lossless WebP uses an infinitely more complex group of techniques.

A great beginning point for researching WebP compression techniques is that this article.

Which Browsers Support WebP?

Browsers have to support WebP images to be able to display them. The WebP standard continues to be not globally based on all browsers, although support is continuing to grow significantly.

Popular browsers for example: provide support for WebP images.

Mobile and desktop versions of Chrome

Browsers (desktop and mobile) that support Firefox

Edge is really a Microsoft product

Safari for iOS and Mac (only Mac OS 11 Big Sur and then)

Opera for desktops and cellular devices

Safari supports merely a part of WebP images once we write this publish.

Furthermore, Ie lacks WebP support (whereas Edge supports WebP since it’s according to Chromium). The proportion of individuals using Ie has declined to under 1% from the total. The net is the perfect place with less utilization of Ie!

As many as 95% of Online users make use of a browser with WebP support. While there’s certainly most support, 5% is really a small hurdle, specifically for Safari users with older macOS versions. Below, we’ll provide instructions to handle this to ensure that every customer comes with an excellent experience.

WebP versus Digital versus PNG Size Comparison

Listed here are the primary advantages of WebP images based on Google tests:

When compared with comparable JPEG images, they are between 25 and 34% smaller sized.

When compared with similar PNG images, this picture is 26% smaller sized.

Using WebP Images using blogging platforms

Using the creation of WordPress 5.8, you can use WebP images just like you need to do JPEG, PNG, and GIF. Just upload your images towards the Media Library after which insert them to your content. WebP images could be submitted to WordPress 5.8 without installing any third-party wordpress plugin. Nearly all users will most likely discover that to become sufficient.

To have an immediate start, you are able to make reference to our quick primer on making use of WebP images in WordPress 5.8 .

Meanwhile, 5% of individuals (mainly Safari users on macOS over the age of ten years old) don’t have a WebP-compatible browser. You cannot use WebP images straight inside your content should you convert them. That will ruin your visitors’ browsing experience.

WebP images will also be harder to create than JPEG/JPEG images, what are default image extendable for many cameras, smartphones, an internet-based image libraries. However WordPress has formally added support for WebP images to directly upload them.

You’ll be able to make use of a wordpress plugin that converts your original images towards the WebP format as well as offers the original image like a fallback if your visitor’s browser doesn’t support WebP.

You need to convert the JPEG to WebP and serve it in Chrome, Firefox, Edge, etc.

Safari users and individuals using other browsers that do not support WebP should display the initial JPEG file.

In so doing, your image is going to be viewed by everybody, and everybody can get the quickest experience.

This information will cover the very best WebP WordPress plugins, which all work efficiently.

  • ShortPixel
  • Imagify
  • Optimole


ShortPixel is a well-liked WordPress image optimization wordpress plugin that enables you to definitely re-size and compress images whenever you upload these to your WordPress site.

Additionally to the many features, ShortPixel also aids in converting images to WebP and serving them in browsers supporting it.

For any short time, ShortPixel is providing a totally free plan that enables you to definitely optimize 100 images monthly. For $4.99 monthly or $9.99 once for 10,000 credits, users can upload as much as 5,000 images.

If you optimize a WordPress image size, ShortPixel counts the loan. One image might need many credits if you want to optimize many image thumbnail sizes. Image file sizes aren’t limited.

The amount of websites you could have on ShortPixel can’t ever be limited (and you may share your ShortPixel account between all of your sites).

To use ShortPixel for everyone WebP images using blogging platforms, you have to install the wordpress plugin from WordPress.org and incorperate your API key (you will get this by registering for a totally free ShortPixel account).

You are able to enter fundamental settings for the way image optimization works within the General tab. With regards to compression level and resizing of images, they are examples:

If you wish to enable WebP images, click on the Advanced tab and perform the following:

  • Make certain the WebP image box is checked
  • After examining the first box, select Provide the WebP versions…
  • You should use the *PICTURE> tag syntax (this seems after examining the previous option) by examining the appropriate radio button.
  • Leave the only real via WordPress hooks selection at its default
  • After you have made changes, save them.


This popular image optimization wordpress plugin comes from exactly the same developer as Wordpress Rocket (among the couple of caching plugins that actually work with each and every hosting).

Your WordPress site’s images could be instantly compressed and resized by using it. Additionally, it can benefit you render WebP versions for visitors with browsers that support it.

When compared with Imagify, ShortPixel has similar features. The greatest difference may be the cost. Instead of ShortPixel, that charges you according to images, with no limit on record size per image, Imagify bills you according to overall quality, without any limit on image size.

Therefore, ShortPixel’s approach might be less costly for those who have plenty of large images to optimize. However, Imagify’s approach might be less expensive if you want to optimize a lot of small images.

With Imagify, 25MB of optimizations can be carried out free of charge monthly. A 1-time credit of just one GB is $9.99, or $4.99 for monthly credit of just one GB.

The account limits of ShortPixel could be spread across an limitless quantity of websites.

You’ll need the Imagify wordpress plugin from WordPress.org as well as an API type in to use Imagify with WordPress.

The Overall Settings box enables you to select the compression level after activating the wordpress plugin.

You have to discover the WebP Format section within the Optimization section before enabling WebP images:

Decide to Create WebP Versions of Images in the drop-lower menu

Look into the box to show images in webp format…

Choose the radio button to make use of <picture> tags


Optimole is really a WordPress image optimization wordpress plugin that operates just a little differently than Imagify and ShortPixel. Optimole can instantly compress and re-size your images. However, additionally, it has two other notable features:

It may serve your images via its CDN (operated by Amazon . com CloudFront).

It provides real-time adaptive images whereby Optimole will provide the optimally sized image for every customer. For instance, someone browsing on the small screen will receive a lower-resolution image than someone browsing on the Retina screen.

This method is comparable to other real-time optimization/manipulation services like Cloudinary, imgix, KeyCDN Image Processing, etc.

Optimole may also deliver WebP images to visitors with browsers that support it included in this real-time image optimization.

The disposable form of Optimole are designed for serving images close to *5,000 users monthly. A compensated arrange for 25,000 visitors begins at $19 monthly next.

Optimole’s free account enables you to definitely get the API key, which you’ll then activate the wordpress plugin.

You need to visit your images instantly enhanced by Optimole when you click that button. There’s you don’t need to enable WebP support by hand, as it is on automatically.

Media * Optimole * Settings enables you to definitely personalize other settings, like compression levels and scaling behavior:

You don’t need to configure any Nginx rules for hosting since Optimole handles image delivery via its CDN.


The pictures in your WordPress site occupy a lot of the quality of the average page. How big your images could be reduced without harming the consumer experience if you discover methods to reduce them. In comparison to JPEG or PNG files, WebP provides a 25 % decrease in quality.

Most Online users already make use of a WebP-compatible browser. 8 versions also support WebP as they are now. So there isn’t any reason you shouldn’t utilize it.

You may still find a couple of browsers available without WebP support, particularly Safari on older macOS versions. Therefore, lots of visitors may be unable to see WebP images. A WordPress wordpress plugin can resolve this problem by converting images to WebP and delivering these to visitors whose browsers support WebP, while displaying the initial images to visitors whose browsers cannot.

We’d like to hear the questions you have about WebP using blogging platforms! Just comment below!

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