WPO Stats

Case studies and experiments demonstrating the impact of web performance optimization (WPO) on user experience and business metrics.

  • WPO Stats Icon

    Yahoo! Japan News reduced CLS by .2, decreasing the number of URLS with poor performance in search console by 98%. As a result, they saw a 15.1% increase in page views per session, 13.3% longer session durations and a 1.72 percentage point decrease in bounce rate. Permalink Share on Twitter

    #posts #page views #sessions #bounce rate #session duration #2021 #core web vitals

Filter by tag:

  • #2006
  • #2008
  • #2009
  • #2010
  • #2011
  • #2012
  • #2013
  • #2014
  • #2015
  • #2016
  • #2017
  • #2018
  • #2019
  • #2020
  • #2021
  • #2022
  • #2023
  • #CLS
  • #FID
  • #INP
  • #LCP
  • #abandonment
  • #ads
  • #bounce rate
  • #conversion
  • #conversion rate
  • #conversions
  • #core web vitals
  • #engagement
  • #expense
  • #impressions
  • #orders
  • #page views
  • #posts
  • #publishing
  • #reach
  • #revenue
  • #sales
  • #satisfaction
  • #search
  • #seo
  • #server
  • #session duration
  • #sessions
  • #traffic
  • #user timing
  • #viewability

Subscribe

Follow along using the magic of RSS.

Hungry for more?

If you're looking for more resources around selling performance, we recommend the following resources:

  • Time is Money book cover

    Time is Money by Tammy Everts

    Tammy's book has study after study after study about why performance matters. She covers not just the business side of things, but also the psychology of performance: how does bad performance make users feel.
  • Designing for Performance book cover

    Designing for Performance by Lara Hogan

    Lara's book is loaded with great information about advocating for performance within your organization.

Help make WPO Stats better by submitting your favorite performance case study.

@2024. A Tammy Everts and Tim Kadlec production.