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Introduction: Topic & Contribution
This study provides a scientifically sound methodology to showcase how mobile site speed metrics and business KPIs of e-commerce companies are correlated.
User Expectations & User Behavior
This blog post kickstarts our series by looking at what users expect from the websites they use and how their behavior is influenced by web performance.
Business Impact of Web Performance
In this post, we will assume the business perspective and discuss the connection between fast page load times and key performance indicators (KPIs) of your business.
Measurement Best Practices
This blog post introduces the different ways to measure web performance. It covers best practices like log analysis, synthetic testing, real-user monitoring and more.
Performance Best Practices
This blog post highlights the most important performance best practices.
Advanced Measurement & Optimization
This blog post explains advanced measurement and optimization techniques.
Organizational Best Practices
This blog post highlights the most important organizational best practices.
Summary: Conclusion & Outlook
The summary describes the main conclusions of our study and provides an outlook for further research.
Speed Kit Case Study: Decathlon
Fast users in SEO-critical Google CrUX data doubled once Speed Kit had made FCP 2.5x faster.
How Does Page Load Time Impact Engagement?
The Telegraph increased page load times to find out that this lead to reduced user engagement.
ImageEngine Case Study – Furnspace
Deploying CDN-based image optimization lead to a 100% increase in conversions and a 20% decrease in bounces.
Think Fast: The Page Speed Report
Consumers are not as patient as they think and most marketers know that page speed is important, but still do not make it a priority.
Otto Group's Mobile Speed Race Improves Mobile Loading Times
The Otto Group achieved a bounce rate reduction, conversion rate uplift, and longer sessions through better loading times.
New Findings: The State of Online Retail Performance
The intersection of performance metrics from three different perspectives: IT, business, and user experience.
Akamai Online Retail Performance Report
Akamai shows that even 100ms faster or slower performance impact customer engagement and online revenue.
The Total Economic Impact™ Of Accelerated Mobile Pages
Forrester created a model to project the expected return from implementing AMP over a three year period.
Performance Optimization with Dareboost (by M6 Web)
Using Dareboost to manage and optimize performance for a leading french coupon website, observing a conversion rate increase of 12%.
Customers Are Won or Lost in One Second
Aberdeen surveyed over 160 organizations to examine the best practices for optimizing the performance of enterprise web applications.
Web Performance Is User Experience
Page load time has a significant impact on mobile user experience.
Walmart Page Speed Slide
Cliff Crocker describes how accelerating page loads by 100ms increased revenue by 1% for Walmart.
How GQ Cut Its Webpage Load Time by 80 Percent
GQ load time optimizations led to longer sessions and overall more traffic.
A Faster FT.com
Even a small deceleration of the page load leads to a significant degradiation of user engagement and revenue.
Shopping for Speed on ebay.com
For every 100 milliseconds improvement in search page loading time, eBay saw a 0.5% increase in "Add to Cart" count.
Slides From My Talk at Stanford
Greg Linden explains how 100ms lost during the page load result in a 1% drop in conversion rate for Amazon.
Driving User Growth With Performance Improvements
A 40% load acceleration on Pinterest increased SEO traffic by 15%.
Buecher.de Optimizes Performance of Adwords Landing Pages
buecher.de achieved a 4% conversion rate uplift by improving page load times by 35%.
Speed Kit Case Study: AWN
Speed Kit accelerated AWN by 2.5x, yielding a 14.4% conversion rate uplift.
How Speed Kit Helps in Fashion E-Commerce
Speed Kit provides an uplift of 3.9x in page load times and more than 10% in conversions for appelrath.com.
Performance & Usage at Instagram
Instagram saw an increase in user engagement after technical optimizations.
Loading Time Matters
Zalando's overall site speed improved by more than 25% in five months.
Speed at Scale: Web Performance Tips and Tricks from the Trenches
Addy Osmani and Katie Hempenius @ Google I/O ’19
Use Lighthouse and Chrome UX Report To Optimize Web App Performance
Vinamrata Singal and Rick Viscomi @ Google I/O '18
Improving Load Performance: Chrome DevTools 101
Kayce Basques, Technical Writer for Google Chrome DevTools
AMP, PWAs, HTTP/2 and Service Workers: A new Era of Web Performance?
Felix Gessert, CEO Baqend @ code.talks 2017
Web Performance: Leveraging the Metrics that Most Affect User Experience
Shubhie Panicker and Philip Walton @ Google I/O '17
Web Performance Made Easy
Ewa Gasperowicz and Addy Osmani @ Google I/O '18
Cranking Up Performance in Graphics Intensive Web Apps and Games
Justin Novosad, Senior Software Developer Google @ Google I/O '17
Supercharging Page Load (100 Days of Google Dev)
Jake Archibald, Developer Advocate for Google
Demystifying Speed Tooling
Elizabeth Sweeny, Paul Irish and Amir Rachum @ Google I/O ’19
Rendering on the Web: Performance Implications of Application Architecture
Jason Miller and Houssein Djirdeh @ Google I/O ’19
Web Performance Management with BI: Faster Growth Through Speed
Kristian Sköld, Chief Strategy Officer Baqend
GitHub Repository for Web Vitals
Introduction to Web Vitals
Tools to measure Core Web Vitals
Core Web Vitals report
Google's official WordPress plugin
Analyze with PageSpeed Insights
The PageSpeed Insights API
GitHub Repository for Lighthouse CI
What's New in Lighthouse 6.0
Lighthouse Scoring Calculator
Create a Chrome UX Dashboard
The Chrome UX Report API