Speed Curve

DECEMBER 13, 2023

We track LEGO.com, along with a handful of other leading ecommerce sites, in our public-facing Retail Benchmarks dashboard , which I encourage you to check out. LCP measures when the largest visual element in the viewport – typically a hero image or video – finishes rendering. seconds (which is a lot!)

Performance 67

Performance Retail Benchmarking Ecommerce 67

Speed Curve

DECEMBER 21, 2022

Jumped into in-person events, and were so happy to catch up with some of you at SmashingConf and performance.now() (You can watch videos of my talk about performance budgets and Andy Davies' talk about third parties.). The results – including detailed performance optimization recommendations – are available in your test details.

Benchmarking 52

Benchmarking Retail Traffic Metrics 52

Speed Curve

DECEMBER 20, 2021

Watch a video walkthrough of the Vitals dashboard.). Watch a demo video showing how to create custom charts and performance budgets for Web Vitals.). This video shows you how to use SpeedCurve to investigate CLS issues.). More: Watch this video for a walkthrough of the RUM Sessions dashboard. Time period.

Retail 52

Retail Benchmarking Metrics Website 52

Speed Curve

FEBRUARY 15, 2021

Performance budgets are one of those ideas that everyone gets behind conceptually, but then are challenged to put into practice – and for very good reason. Web pages are unbelievably complex, and there are hundreds of different metrics available to track. Hat tip to Harry Roberts for this best practice.)

Performance 134

Performance Metrics Benchmarking Google 134

Speed Curve

MAY 1, 2023

It's only tracked on certain elements, e.g., IMG and VIDEO. LCP is only available in Chromium-based browsers, so if you have a significant number of users that come in via other browsers, you should also consider tracking Last Painted Hero, below. LCP is the time at which the largest visible element in the viewport is rendered.

Performance 98

Performance Metrics Media Google 98

Speed Curve

MARCH 7, 2022

And if that already wasn’t enough, the number of images on a page has been linked to lower conversion rates on retail sites. I intentionally left out the numbers for video, because they seemed inconsistent. You can see this by looking at the synthetic test result for Sears.com (again, available via our Industry Benchmarks ).

Mobile 145

Mobile Benchmarking Google Metrics 145