rocket.ch February 20, 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
819 bytes
336 bytes
59%
https://b2529867.smushcdn.com/2529867/wp-content/uploads/2024/10/werbeagentur-luzern-rocket-werbung-kreation-web.webp?lossy=2&strip=1&webp=1&size=430x0
74 KB
40 KB
45%
https://b2529867.smushcdn.com/2529867/wp-content/uploads/2024/07/werbeagentur-luzern-hero-frame.jpg?lossy=2&strip=1&webp=1
25 KB
18 KB
28%
4 KB
3 KB
22%
4 KB
3 KB
22%
4 KB
3 KB
21%
4 KB
3 KB
21%
3 KB
2 KB
19%
5 KB
4 KB
19%
5 KB
4 KB
19%
5 KB
4 KB
19%
5 KB
4 KB
19%
2 KB
1 KB
18%
2 KB
2 KB
18%
5 KB
4 KB
18%
4 KB
3 KB
18%
4 KB
3 KB
18%
4 KB
3 KB
15%
1 KB
1 KB
15%