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An Opinionated Guide to Performance Budgets

Speed Curve

Web pages are unbelievably complex, and there are hundreds of different metrics available to track. A performance budget is a threshold that you apply to the metrics you care about the most. This is when you run into three important questions: Which metrics should you focus on? Which metrics should you focus on?

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A simple, client-side approach to measuring Speed Index

Dean Hume

Whilst web page load time is an important metric to measure, it doesn't tell the whole picture. As I started to learn more about web page performance, I started to experiment with webpagetest.org and discovered the different metrics that it uses. The excitement of seeing a web page load in an instant kept me coming back for more.

Speed 40
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A simple, client-side approach to measuring Speed Index

Dean Hume

Whilst web page load time is an important metric to measure, it doesn't tell the whole picture. As I started to learn more about web page performance, I started to experiment with webpagetest.org and discovered the different metrics that it uses. The excitement of seeing a web page load in an instant kept me coming back for more.

Speed 40
article thumbnail

A simple, client-side approach to measuring Speed Index

Dean Hume

Whilst web page load time is an important metric to measure, it doesn't tell the whole picture. As I started to learn more about web page performance, I started to experiment with webpagetest.org and discovered the different metrics that it uses. The excitement of seeing a web page load in an instant kept me coming back for more.

Speed 40
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Creating A Magento PWA: Customizing Themes vs. Coding From Scratch

Smashing Magazine

Some of the names include Amazon’s Luna, TikTok, Tinder, among many online retailers. Moreover, Garten-und-Freizeit, a German e-commerce store that sells furniture, saw an amazing improvement in their metrics after getting a PWA. Hence, they can’t be promoted separately or found by users who’ve input a search query in Google.

Code 74
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Element Timing: One true metric to rule them all?

Speed Curve

One of the great things about Google's Core Web Vitals is that they provide a standard way to measure our visitors’ experience. Element Timings can be collected in both Synthetic and RUM by configuring them in the Custom Metrics section of your settings: Adding a custom metric in SpeedCurve. Limitations of Element Timing.

Metrics 141
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Why you need to know your site's performance poverty line (and how to find it)

Speed Curve

"I made my pages faster, but my business and user engagement metrics didn't change. The performance poverty line is the plateau at which changes to your website’s rendering metrics (such as Start Render and Largest Contentful Paint) cease to matter because you’ve bottomed out in terms of business and user engagement metrics.