refa-group.cz August 31, 2025
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
1,022 KB
44 KB
96%
1,033 KB
56 KB
94%
723 KB
42 KB
94%
553 KB
59 KB
89%
208 KB
27 KB
87%
38 KB
11 KB
72%
37 KB
11 KB
71%
https://www.refa-group.cz/crm/assets/files/project_files/1538/_thumbnail_file68654d22c1d2a-rezidence-kolinske-zahrady-kolin_kuchyne.jpg
28 KB
11 KB
59%
https://www.refa-group.cz/crm/assets/files/project_files/1540/_thumbnail_file686561aaeb3b7-rezidence-kolinske-zahrady-kolin_obyvaci_pokoj.jpg
28 KB
12 KB
58%
https://www.refa-group.cz/crm/assets/files/project_files/1481/_thumbnail_file68495136721ea-Obyvak1.jpg
25 KB
11 KB
57%
https://www.refa-group.cz/crm/assets/files/project_files/1539/_thumbnail_file686558f049b92-rezidence-kolinske-zahrady-kolin_pokoj_hlavni.jpg
28 KB
12 KB
55%
44 KB
20 KB
53%
8 KB
7 KB
15%
43 bytes
37 bytes
15%