externaldesign.com
January 27, 2026

You could reduce your image size by 25% (25 KB), saving seconds of total load time.

Based on < internet speed. Download speed baselines from Chrome DevTools. Actual time may vary.
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Your site's load speed has a direct and measurable impact on user experience, engagement, and conversion rates. Being the largest asset you'll typically find a page, images are often a prime target for optimization.

Below is a breakdown of how much individual images could be reduced by using PicPerf. This analysis was run by loading the page on a simulated mobile device. Every image was then run through a series of optimizations to estimate potential savings.

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...it takes just a few minutes to set up & start seeing the gains!

Original Size
Optimized Size
Savings
https://www.externaldesign.com/wp-content/uploads/2017/11/8200-8250-antenna-composite-XD-900px.jpg
34 KB
25 KB
27%
https://www.externaldesign.com/wp-content/uploads/2017/11/House_of_the_Temple_library-900px.jpg
59 KB
45 KB
24%
https://www.externaldesign.com/wp-content/uploads/2017/11/External-Design-block-logo-tagline-fx.svg
6 KB
5 KB
23%
https://www.externaldesign.com/wp-content/uploads/2020/06/iStock-1040990130-mystery-man.svg
3 KB
2 KB
21%