CategoryCore Web Vitals

November 5, 2024 — Feeling good with your Lighthouse score of 100%? You should! But you should also know that you’re only looking at part of the performance picture. Learn how Lighthouse scores are measured differently than other tools, the impact that has on measuring performance metrics, and why you need real-user monitoring for a complete picture. Read more…

April 16, 2024 — The three Core Web Vitals metrics don’t only tell you how visitors experience your website but also impact your Google search result rankings. In this article, we’ll look at what Core Web Vitals are, how they are measured, and how you can use DebugBear to monitor them continuously. Read more…

February 27, 2024 — The Performance API is a set of standards for measuring and evaluating performance metrics with JavaScript. This article demonstrates how to use the Performance API to generate performance metrics directly in the DOM to create your own reporting. Read more…

December 7, 2023 — Starting in March 2024, Interaction to Next Paint will formally replace First Input Delay as a Core Web Vital metric. Learn how the two metrics differ, why we needed a new way to measure interaction responsiveness, and how you can start optimizing the performance of your site now for a seamless transition to the latest Core Web Vital metric. Read more…

August 3, 2023 — Liran Cohen and the team at Bookaway, a travel booking service, dramatically improved their site’s performance by auditing Core Web Vitals. In this article, Liran shares his team’s process for auditing and monitoring Web Vitals and the effort it took to dramatically improve Bookaway’s performance — and the benefits that came with it. Read more…

May 9, 2022 — At the end of 2021, the Chrome team shipped some functionality that has the ability to make or break sites meeting the Core Web Vitals. So, let’s learn a little bit more about the Back/Forward Cache (aka bfcache), and what you can do to test if your website is compatible with it. Read more…

March 7, 2022 — Using signals to deliver less, or different, content is a form of progressive enhancement (or graceful degradation depending on how you look at it), whereby extraneous content is only loaded when necessary, but the core functionality of the website still works. In this article, we’ll look at some of the signals that can be used for this. Read more…

February 24, 2022 — Web Vitals are the new gold standard in performance due to their direct correlation with the user’s experience. In this article, you’ll learn what monitoring can do and how RayGun can help you sustain performance maintenance while scaling your app. Read more…

December 20, 2021 — How to improve Core Web Vitals, a Smashing Magazine case study on how we detected and fixed the bottlenecks, and how we ended up with green scores, all the way. Read more…

June 2, 2021 — Google’s Core Web Vitals initiative has taken the SEO and Web Performance worlds by storm and many sites are busy optimizing their Page Experience to maximize the ranking factor. The Cumulative Layout Shift metric is causing trouble to a lot of sites, so let’s have a look at ways of addressing any issues for that metric. Read more…