What are the comparative results of testing JPEG XL against AVIF on ImageEngine?

Could you share the outcomes of your testing on ImageEngine comparing the functionality and image quality of JPEG XL and AVIF?
I’m curious to know how they actually function in terms of things like compression effectiveness, page load speeds, and visual quality.
Any information on how these image formats effect the optimisation of websites would be helpful.

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Hey Lvan! It’s nice to see you again in our community.

The results are, that if your main focus is efficiency and robust browser support then go with AVIF, it can be helpful for you. On the other hand, if you need balance between, high image quality, and flexibility, then JPEG XL offers a reliable solution catering to a wide range of image delivery needs.

Now, let us discuss it in more detail.

1. AVIF

AVIF can be your first option if efficiency is your top priority. This is the reason why:

1. Outstanding Compression Efficiency

One of AVIF’s most notable qualities is its exceptional compression efficiency. It can drastically cut down on picture file sizes without sacrificing image quality, especially helpful in situations where you want to make sure your web pages load quickly, conserve bandwidth or optimize loading times.

2. Magnificent Image Quality

AVIF manages to save files while maintaining amazing image quality and the smaller files without compromising on visual integrity are like having your cake and eating it too. This can be useful for applications or webpages where the quality of the images is crucial, such as websites for art portfolios or photography.

3. Strong Browser Support

Google Chrome and other major web browsers have been supporting AVIF which means that AVIF offers a great way to send high-quality images quickly, provided that browser compatibility is not a major problem.

4. Various Use Cases

From graphic design to photography, AVIF is a versatile tool with many applications. It performs exceptionally well in situations when maintaining image quality without sacrificing image file sizes is crucial.

2. JPEG -XL

JPEG XL is a solid option if you are searching for a balance between effectiveness, image quality, and adaptability.

1. Flexible Compression Alternatives

JPEG XL is flexible enough to accommodate a wide range of requirements because it provides multiple alternatives for compression. It offers lossless, near-lossless, and lossy compression options so you can select the fidelity level that best meets your requirements.

2. High Image Quality

Preserving image quality is a major design goal for JPEG XL. You may anticipate superb visual results regardless of whether you use lossless or lossy compression. For websites or projects where you want to produce photographs that look their best, this makes it a perfect option.

3. Balanced Efficiency

JPEG XL offers a decent trade-off between file size reduction and image quality, even though it may not be as efficient as AVIF in terms of raw compression. This will be a sensible option when you want to avoid making too many compromises on either side.

4. Various Use Cases

JPEG XL has a variety of applications, much like AVIF. It is a good option for websites, applications, or platforms where efficiency and image quality are important because of its flexibility and balance.

To sum up, the decision between AVIF and JPEG XL depends on your own preferences as well as the status of browser compatibility. It might be the effective powerhouse you have been searching for if efficiency is important to you and your browser has strong support for AVIF. On the other hand, JPEG XL provides a dependable option that may meet a variety of picture transmission needs if you require a balance between effectiveness, excellent image quality, and flexibility. To make an informed choice, be sure to take into account your specific use case and stay up to date on the most recent advancements in browser support for various formats.

For more details check out these links:
JPEG XL Vs AVIF: Which is Better?
Comparing Lossless JPEG-XL vs. PNG: What are the differences?
Can JPEG XL become the next free and open image format?
Is JPEG-XL worse than AVIF on non-photographic images?

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Thank you @preetpal for your response.

Understood your answer! Now, how do content delivery networks (CDNs) play a role in implementing AVIF or JPEG XL for global image delivery, and what considerations should businesses keep in mind when working with CDNs for image optimization?

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CDNs are essential for delivering images globally, improving user experience overall and loading times. Because they preserve support for earlier formats while automatically converting picture formats to serve AVIF and JPEG XL to supported browsers. Moreover, content delivery networks (CDNs) store content at edge servers, lightening the burden on origin servers.

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Then, what considerations should a businesses aware of while wprking with the CDNs?

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According to me, businesses need to think about file format support and browser compatibility when using CDNs for image optimization. As we know, optimizing picture transformation, compression, and financial concerns is crucial and to track picture performance, use tools for monitoring and reporting.
]For effective global content distribution, select a content delivery network (CDN) with a global reach then, make security a top priority to prevent unwanted access to photographs. Lastly, to guarantee seamless image distribution, extensive testing is essential prior to complete implementation. Do not forget to develop a fallback plan as well, providing a smooth user experience, for users using unsupported browsers.

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Great! Thank you for your help.