I've been spending some time lately in the reporting and analysis of web application speed. Here's a few screenshots the PageSpeed Insights from my own website, for inspiration.
This was completely free, with under 20 minutes of configuration.
PageSpeed Insights for edfig.me
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https://edfig.me gets an overall score of 89. I built this blog for easy-updates/content management. I haven't spent any time on site optimization--so I'm pretty happy with that for now.
Lab Data Measurements
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Opportunities
Serve Images in Next-Gen Format
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Properly Size Images
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Diagnostics
Avoid enormous network payloads
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It tells you exactly which assets are the culprit. Neat!
Avoid chaining critical requests / keep request counts low and transfer sizes small
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Other checks (incomplete list)
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Lab data from my other older/slower website:
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This entire diagnostic happens automatically! Impressive.
✌🏻