guillermogascon.com March 31, 2026
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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Original Size
Optimized Size
Savings
55 KB
2 KB
97%
https://www.guillermogascon.com/wp-content/uploads/elementor/thumbs/thecookies-comp-e1696861022288-qedmhtewxdjhptdnzdo81a1s5qkf1icskjgfjiibgo.png
120 KB
15 KB
88%
https://substackcdn.com/image/fetch/$s_!XhVb!,w_170,c_limit,f_auto,q_auto:best,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F4a1bf5ab-3734-4cc8-bb3c-728400d64ca5_500x500.png
3 KB
1 KB
56%
https://substackcdn.com/image/fetch/$s_!R0u0!,w_200,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack.com%2Fimg%2Fsubstack_wordmark.black.png
4 KB
2 KB
45%
2 KB
1 KB
44%
447 bytes
325 bytes
27%
96 KB
71 KB
26%
27 KB
22 KB
18%
3 KB
3 KB
18%
3 KB
3 KB
18%