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What’s A Good Core Web Vitals Score?

    Reposition Services UK
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    By Hitesh
    February 22, 2024
    ~ 10 minutes to read
    Hitesh is a digital marketing strategist and entrepreneur with more than 15 years of experience in digital marketing, start-ups, branding, and customer acquisition strategies. Hitesh is the CEO and Founder of Reposition Group, which specialises in digital growth strategies.

    Core Web Vitals are a crucial set of metrics that have been introduced by Google to help website owners understand and improve the user experience of their websites. These metrics provide a holistic view of a website’s performance, taking into account various aspects that contribute to the overall user experience.

    Understanding Core Web Vitals

    Core Web Vitals provide a comprehensive view of a website’s performance, focusing on three key areas: loading, interactivity, and visual stability. By monitoring and optimising these metrics, website owners can ensure that their sites provide a seamless and engaging experience for their users.

    By monitoring and optimising these three areas, website owners can gain valuable insights into how their site performs from a user’s perspective. This allows them to identify areas that need improvement and take proactive steps to enhance the overall user experience. Ultimately, optimising Core Web Vitals can lead to higher user engagement, better conversion rates, and improved search engine rankings.

    The Three Core Web Vitals Metrics

    The Three Core Web Vitals Metrics

    Core Web Vitals consists of three main metrics: Largest Contentful Paint (LCP), First Input Delay (FID), and Cumulative Layout Shift (CLS). Each metric measures a different aspect of a website’s performance, and understanding them is crucial to improving your Core Web Vitals score.

    Each of these metrics focuses on a specific aspect of website performance and provides valuable insights into the user experience.

    Largest Contentful Paint (LCP) measures the time it takes for the largest content element on a webpage to become visible. This could be an image, a video, or a text block. LCP is a critical metric because it directly impacts the user’s perception of a website’s loading speed. A faster LCP means that users can start interacting with the content more quickly, leading to a better overall experience.

    First Input Delay (FID) measures the time it takes for a website to respond to a user’s first interaction, such as clicking a button or tapping a link. This metric is important because it reflects the responsiveness and interactivity of a website. A lower FID indicates that the website is more responsive and provides a smoother user experience.

    Cumulative Layout Shift (CLS) measures the visual stability of a website by quantifying the amount of unexpected layout shifts that occur during the lifespan of a webpage. Unexpected layout shifts can be frustrating for users, as they can cause them to accidentally click on the wrong link or lose their place on the page. A lower CLS score indicates that the website has better visual stability and provides a more consistent and predictable user experience.

    By understanding these three metrics and how they contribute to the overall Core Web Vitals score, website owners can better identify areas that need improvement and develop targeted strategies to optimise their site’s performance.

    Interpreting Core Web Vitals Scores

    Core Web Vitals scores are classified into three categories: good, needs improvement, and poor. Understanding what these categories mean and how to interpret your scores is essential for optimising your website’s performance and user experience.

    To interpret Core Web Vitals scores effectively, it’s important to understand the different categories that Google uses to classify them. These categories are:

    Good: A “good” score indicates that the website’s performance is meeting the recommended thresholds for Core Web Vitals. Specifically, a good score means that the website has an LCP of 2.5 seconds or less, an FID of 100 milliseconds or less, and a CLS of 0.1 or less.

    Needs Improvement: A “needs improvement” score suggests that the website’s performance falls within the average range but could still benefit from optimisation. This category applies when the website has an LCP between 2.5 and 4 seconds, an FID between 100 and 300 milliseconds, or a CLS between 0.1 and 0.25.

    Poor: A “poor” score indicates that the website’s performance is below the recommended thresholds and requires immediate attention. This category is assigned when the website has an LCP of more than 4 seconds, an FID of more than 300 milliseconds, or a CLS of more than 0.25.

    By understanding what each of these categories means, website owners can better interpret their Core Web Vitals scores and take appropriate action. For example, if a website has a “poor” score for LCP, the owner should prioritise optimising the site’s loading speed to improve the user experience. If a website has a “needs improvement” score for FID, the owner can focus on enhancing the site’s interactivity and responsiveness.

    It’s important to note that the interpretation of Core Web Vitals scores should be based on a combination of all three metrics, as each one contributes to the overall user experience. Website owners should strive to achieve “good” scores across all three metrics to provide the best possible experience for their users.

    Identifying Issues And Optimising Core Web Vitals

    Once you’ve identified areas that need improvement, it’s time to start optimising your website to achieve better Core Web Vitals scores. There are various techniques and strategies you can employ to address issues related to loading, interactivity, and visual stability.

    After interpreting your Core Web Vitals scores and identifying areas that need improvement, the next step is to start optimising your website to address these issues. There are various techniques and strategies that website owners can employ to improve their Core Web Vitals scores, depending on the specific areas that require attention.

    For optimising loading performance (LCP)

    • Implement lazy loading for images and other media to defer the loading of non-critical resources until they are needed.
    • Optimise images by compressing them and serving them in the appropriate format and size.
    • Leverage browser caching to reduce the amount of data that needs to be fetched on subsequent page visits.
    • Minify and compress CSS, JavaScript, and HTML files to reduce their file size and improve loading times.
    • Prioritise critical resources and delay the loading of non-essential content until after the initial render.

    For improving interactivity (FID)

    • Minimise the use of heavy JavaScript and third-party scripts that can block the main thread.
    • Break up long tasks into smaller, asynchronous chunks to avoid blocking the main thread.
    • Implement code-splitting to load only the necessary code for each page, reducing the amount of JavaScript that needs to be parsed and executed.
    • Optimise the use of event listeners and remove unnecessary ones to reduce the workload on the main thread.

    For enhancing visual stability (CLS)

    • Reserve space for dynamic content that will be loaded later, such as images, videos, or advertisements.
    • Avoid inserting content above existing elements, which can cause unexpected layout shifts.
    • Use appropriate aspect ratios and size attributes for media elements to prevent layout shifts when they are loaded.
    • Utilise CSS properties like transform and opacity instead of width, height, or left/right to animate elements, as these properties are less likely to trigger layout shifts.

    By implementing these techniques and strategies, website owners can address specific issues related to loading, interactivity, and visual stability, and ultimately improve their Core Web Vitals scores.

    The Importance Of Monitoring And Continuous Improvement

    Optimising Core Web Vitals is not a one-and-done task; it’s a continuous process that requires vigilant monitoring and a commitment to ongoing improvement. As websites grow and change over time, with new content being added, features being updated, and technologies evolving, it’s crucial to keep a close eye on your Core Web Vitals scores to ensure that the user experience remains consistently high-quality.

    Even after achieving good scores, it’s essential to monitor your website’s performance regularly to identify any changes or regressions that may occur. This could be due to factors such as new code being added, changes in third-party libraries or services, or updates to the underlying technologies used by your website.

    Regularly monitoring your Core Web Vitals scores will allow you to detect any performance issues or drops in user experience quickly. This can be achieved by setting up alerts or notifications to inform you when your scores fall below the recommended thresholds. Additionally, conducting regular audits and running Core Web Vitals reports can help you stay on top of your website’s performance and identify areas that may require further optimisation.

    It’s also important to adopt a mindset of continuous improvement when it comes to Core Web Vitals. As new techniques, best practices, and technologies emerge, it’s crucial to stay up-to-date and incorporate them into your optimisation efforts. This may involve refactoring existing code, adopting new frameworks or libraries, or implementing new optimisation strategies.

    By embracing a proactive approach to monitoring and continuous improvement, website owners can ensure that their sites maintain good Core Web Vitals scores over time, providing a consistently excellent user experience that keeps users engaged and coming back.

    Tools And Resources For Core Web Vitals

    There are various tools and resources available to help you measure, monitor, and improve your Core Web Vitals scores. To effectively measure, monitor, and improve your Core Web Vitals scores, it’s essential to leverage the right tools and resources. Fortunately, there are several powerful tools and resources available to website owners, each with its own unique capabilities and features.

    One of the most widely used tools for Core Web Vitals is Google’s PageSpeed Insights. This tool provides detailed reports on a website’s performance, including scores for each of the three Core Web Vitals metrics. PageSpeed Insights also offers actionable recommendations and suggestions for improving performance, making it an invaluable resource for website optimisation.

    Another powerful tool is Lighthouse, an open-source automated tool for auditing web pages and providing performance insights. Lighthouse can be run in various environments, including Chrome DevTools, as a command-line tool, or as a Node.js module. It provides a comprehensive report that covers not only Core Web Vitals but also other aspects of website performance, accessibility, and best practices.

    Chrome DevTools, the built-in developer tools in the Google Chrome browser, also offers valuable insights into Core Web Vitals. The Performance panel in DevTools allows you to capture and analyse performance metrics, including Core Web Vitals, during page load. Additionally, the Lighthouse panel provides a convenient way to run Lighthouse audits directly within the browser.

    Beyond these tools, there are numerous online resources available to help website owners stay informed and up-to-date with best practices and strategies for optimising Core Web Vitals. Online communities like forums, Reddit, and Stack Overflow can be valuable sources of information, where developers and website owners can share their experiences, ask questions, and learn from one another.

    Additionally, industry blogs, documentation, and online courses can provide in-depth knowledge and guidance on Core Web Vitals optimisation. These resources can cover topics such as the latest techniques, case studies, and best practices, helping website owners stay ahead of the curve and ensure that their sites provide an exceptional user experience.

    By familiarising themselves with these tools and resources, website owners can streamline the process of measuring, monitoring, and improving their Core Web Vitals scores, ultimately delivering a better user experience and potentially improving search engine visibility.

    The Impact Of Core Web Vitals On SEO

    The Impact Of Core Web Vitals On SEO

    While Core Web Vitals were initially introduced to measure and improve the user experience of websites, they have also become a crucial factor in search engine optimisation (SEO). Search engines like Google have incorporated Core Web Vitals into their ranking algorithms, recognising the importance of providing users with high-performing, user-friendly websites.

    Google has stated that Core Web Vitals are now part of their page experience signals, which contribute to overall search rankings. Websites that achieve good Core Web Vitals scores are more likely to rank higher in search results, as they are seen as providing a better user experience, which is a key factor in Google’s ranking algorithms.

    By prioritising Core Web Vitals optimisation, website owners can not only enhance the user experience but also potentially improve their visibility in search engine results pages (SERPs). This can lead to increased organic traffic, higher engagement rates, and ultimately, better business outcomes.

    However, it’s important to note that Core Web Vitals are just one aspect of a comprehensive SEO strategy. While achieving good scores can positively impact search rankings, website owners should also focus on other SEO best practices, such as creating high-quality, relevant content, optimising technical aspects like site structure and metadata, and building a strong backlink profile.

    By striking a balance between Core Web Vitals optimisation and other SEO techniques, website owners can create a well-rounded strategy that addresses both user experience and search engine visibility. This approach can help them achieve better rankings, increased traffic, and improved overall performance in the digital landscape.

    The Future Of Core Web Vitals

    As technology evolves and user expectations change, it’s likely that Core Web Vitals will continue to adapt and evolve. Staying informed about potential updates and changes to these metrics is essential for maintaining a high-performing website that delivers an exceptional user experience.

    Google has a history of updating and refining its ranking algorithms and introducing new metrics to better serve users and promote high-quality websites. For example, in the past, Google has introduced updates like the PageSpeed Update, which focused on page speed as a ranking factor, and the Mobile-Friendly Update, which prioritised mobile-optimised websites in search results.

    Similarly, it’s reasonable to expect that Core Web Vitals will continue to evolve in the future. This could involve changes to the existing metrics, the addition of new metrics, or adjustments to the thresholds and scoring system. For example, as user expectations for loading speed and interactivity continue to rise, Google may tighten the thresholds for LCP and FID, or introduce new metrics to measure additional aspects of user experience.

    To stay ahead of these potential changes, website owners should remain vigilant and informed about industry news, announcements, and trends related to Core Web Vitals. Monitoring Google’s official communications, following industry blogs and publications, and participating in online communities can help website owners stay up-to-date with the latest developments and prepare for potential updates.

    By embracing a proactive approach and being willing to adapt to changes in Core Web Vitals, website owners can ensure that their optimisation efforts remain aligned with the latest metrics and best practices. This will enable them to maintain a high-performing website that consistently delivers an exceptional user experience, even as the landscape of web performance evolves.

    Conclusion And Key Takeaways

    Core Web Vitals have become a critical aspect of website performance and user experience. By focusing on the three key metrics of Largest Contentful Paint (LCP), First Input Delay (FID), and Cumulative Layout Shift (CLS), website owners can gain valuable insights into how their sites are performing from the user’s perspective.

    To achieve good Core Web Vitals scores, it’s essential to understand what constitutes a “good”, “needs improvement”, or “poor” score for each metric. This knowledge enables website owners to interpret their own scores accurately and take targeted actions to address any areas that require optimisation.

    Once issues have been identified, website owners can employ various techniques and strategies to improve their Core Web Vitals scores. These may include optimising image and resource loading, implementing code-splitting and lazy loading, minimising the impact of JavaScript and third-party scripts, and ensuring visual stability through proper layout management.

    It’s crucial to recognise that achieving good Core Web Vitals scores is not a one-time task but an ongoing process that requires continuous monitoring and improvement. As websites evolve and new content is added, website owners must stay vigilant and regularly monitor their scores to detect any changes or regressions in performance.

    To streamline the process of measuring, monitoring, and improving Core Web Vitals, website owners can leverage various tools and resources, such as Google’s PageSpeed Insights, Lighthouse, and Chrome DevTools. They can also learn from real-world case studies and success stories of websites that have successfully optimised their Core Web Vitals and improved user experience.

    Furthermore, website owners should recognise that good Core Web Vitals scores not only enhance user experience but also have a positive impact on search engine optimisation (SEO). Search engines like Google consider Core Web Vitals as a ranking factor, making it essential to prioritise optimisation efforts for better visibility and improved search engine rankings.

    As technology continues to evolve, it’s likely that Core Web Vitals will also undergo changes and updates. Website owners must stay informed about potential developments and be willing to adapt their optimisation strategies to align with the latest metrics and best practices.

    By embracing a mindset of continuous improvement and staying proactive in their approach to Core Web Vitals optimisation, website owners can ensure that their sites consistently deliver an exceptional user experience, even as the landscape of web performance evolves. This commitment to providing a high-quality user experience can lead to increased engagement, better conversion rates, and ultimately, improved business outcomes.