Are you looking for ways to improve the speed of your WordPress website? Want a lightning-fast site that Google and your visitors will love?

We share 10 WordPress image optimisation plugins to try in this infographic.

Here’s who makes the list:

• Imagify
• ShortPixel Image Optimizer
• EWWW Image Optimizer
• Resmush.it
• Smush Image Compression and Optimization
• Optimole
• Compress JPEG & PNG Images by TinyPNG
• WP Compress
• Optimus
• Imsanity

Check out the infographic for more detail.

 

Page speed is a major ranking factor, and bulky images are one of the most common culprits behind slow-loading WordPress websites. Fortunately, image optimisation plugins can dramatically reduce file sizes without sacrificing quality.

Whether you’re running a blog, an eCommerce store, or a portfolio site, optimised images mean better UX and improved SEO. Let’s explore ten of the best WordPress image optimisation plugins to keep your site lightning fast.

Imagify

Imagify is a highly popular WordPress plugin developed by the team behind WP Rocket. It allows you to compress images automatically as they are uploaded, ensuring they’re web-ready without any manual work. It supports a variety of formats and provides three compression levels to suit your needs. Whether you’re optimising one image or thousands, Imagify makes it effortless.

• Automatically compresses JPG, PNG, GIF, and WebP files
• Offers Normal, Aggressive, and Ultra compression modes
• Integrates directly with WordPress media library and themes
• Bulk optimisation available with easy visual progress indicators

ShortPixel Image Optimizer

ShortPixel Image Optimizer is ideal for users who want flexible, high-quality image compression with minimal hassle. It supports both lossy and lossless methods and even optimises PDFs. With a generous free tier and excellent support for modern image formats, it’s a solid choice for improving site speed.

• Offers lossy, glossy, and lossless compression types
• Supports JPG, PNG, GIF, WebP, AVIF, and even PDF files
• Compresses both new and existing images automatically
• Includes 100 free image credits per month with affordable upgrades

EWWW Image Optimizer

EWWW Image Optimizer is one of the most comprehensive tools for handling local and bulk image optimisation. Unlike some cloud-based options, this plugin allows unlimited file sizes and no monthly caps. It also offers advanced options like scheduled optimisation and AVIF conversion.

• Compresses all image types with no size limits
• Automatically converts images to WebP or AVIF formats
• Includes bulk and scheduled image optimisation tools
• Offers local server processing for full control and privacy

reSmush.it

If you’re looking for a simple and free option, reSmush.it gets the job done without the bells and whistles. It automatically compresses images during upload and gives you full control over quality settings. This plugin is ideal for users who want a no-fuss approach to speeding up their sites.

• Supports JPG, PNG, GIF, BMP, and TIF file types
• Automatically optimises every uploaded image
• Allows you to set a custom image quality level
• Includes a bulk optimisation feature for existing media

Smush Image Compression and Optimisation

Smush is one of the most user-friendly image optimisation plugins on the market. Created by WPMU DEV, it combines powerful compression tools with additional features like lazy loading and incorrect size detection. Smush is particularly useful for site owners who want a set-it-and-forget-it solution.

• Bulk smush up to 50 images at a time in the free version
• Compresses without noticeable loss in image quality
• Offers lazy loading and resizing during upload
• Highlights incorrectly sized images to fix layout issues

Optimole

Optimole is a fully cloud-based optimisation plugin that handles compression and delivery automatically. It integrates with a global CDN to serve images quickly, no matter where your users are located. It’s ideal for those who want minimal on-site processing and maximum performance.

• Dynamically compresses and resizes images on the fly
• Uses a CDN for faster delivery across global regions
• Supports Retina and WebP images without extra setup
• Includes lazy loading for faster perceived load times

Compress JPEG & PNG Images by TinyPNG

This plugin uses the trusted TinyPNG and TinyJPG services to deliver smart, lossy compression. It’s particularly effective for those who want high compression rates while maintaining image quality. You can also preserve metadata and configure resizing options before upload.

• Automatically compresses images during upload
• Resizes large images to fit defined dimensions
• Preserves metadata for SEO and copyright tracking
• Free plan allows 500 image compressions/month

WPCompress

WPCompress is a hybrid solution offering both real-time and on-demand optimisation. With adaptive image delivery, a CDN, and WebP conversion, it’s designed for high-performance websites. It also offers automation options to streamline your workflow.

• Uses adaptive image delivery to serve optimal sizes
• Includes a CDN to speed up global image loading
• Automatically converts images to WebP format
• Offers real-time and scheduled optimisation options

Optimus

Optimus is a lightweight plugin created by KeyCDN that focuses on lossless compression. It’s easy to configure and works in the background, quietly reducing file sizes without affecting quality. Optimus is a great choice for those who want simplicity without sacrificing performance.

• Compresses images using lossless methods for max quality
• Automatically handles image uploads in the background
• Supports WebP conversion with premium plan
• Works well alongside caching and CDN plugins

Imsanity

Imsanity is perfect for users who frequently upload oversized images straight from cameras or smartphones. It automatically resizes images to a more web-friendly dimension while maintaining quality. It’s lightweight, efficient, and requires very little configuration.

• Resizes large image uploads to pre-set dimensions
• Maintains acceptable image quality while reducing file size
• Includes a bulk resize tool for existing media
• Great for teams or clients who don’t manually resize before upload

Conclusion

No matter what kind of WordPress site you run, image optimisation is essential for fast load times, lower bounce rates, and better rankings.

Each plugin above offers unique benefits—from cloud-based automation to detailed local control—so you can choose the one that best fits your workflow. Start with one, test your site speed, and enjoy a faster, more SEO-friendly website that both users and Google will love.