Smashing Magazine

APRIL 29, 2021

Some tips to get us started: For a fast Largest Contentful Paint : Request your key hero image early. Lazy-load offscreen images (reduce network contention for key resources). For low impact to First Input Delay : Avoid images causing network contention with other critical resources like CSS and JS.

Media 145

Media Network Metrics Mobile 145

Smashing Magazine

OCTOBER 24, 2023

All of that is dumped on any given page in one fell swoop courtesy of Google Tag Manager (GTM), which allows us to deploy and run scripts without having to go through the pain of re-deploying the entire site. seconds between the time the first significant piece of content loads and the time the page becomes interactive.

Google 90

Google Analytics Traffic Metrics 90

Speed Curve

OCTOBER 25, 2023

In this correlation chart, you can see that conversion rate peaks at just over 6% for sessions with Largest Contentful Paint (LCP) times of 1.1 Third parties add tons of value by increasing conversions (via targeting beacons) and helping you understand your users in unprecedented ways (via analytics tags).

Benchmarking 62

Benchmarking Metrics Website Monitoring 62

Speed Curve

APRIL 3, 2018

We're excited to announce that we've launched Last Painted Hero as an official metric. Last Painted Hero is a synthetic metric that shows you when the last piece of critical content is painted. It's especially difficult for browsers and performance monitoring tools that don't know the content in the page.

Metrics 56

Metrics Website Speed Media 56

Smashing Magazine

JANUARY 11, 2021

Table Of Contents. Rendering metrics provide an estimate of how fast content renders (e.g. Good for measuring and tweaking rendering performance, but not so good for measuring when important content appears and can be interacted with. Start Render time, Speed Index ). The lower the score, the better.

Performance 145

Performance Cache Media Metrics 145

Alex Russell

JANUARY 30, 2024

First, we'll look at limits for JavaScript-heavy content, and separately we'll enunciate recommendations for markup-centric stacks. The usual caveats also apply: Performance is a deep and nuanced domain, and much can go wrong beyond content size and composition. The blog you're reading loads over a single connection in ~1.2

Performance 90

Performance Network Mobile Speed 90

Smashing Magazine

JUNE 2, 2021

When we talk about an e-commerce website, the main pages you’ll have are: the home page (and “content” pages), category and search pages, product detail pages, the cart and checkout (obviously). Content pages offer more flexibility, and there we generate and use different sizes and include both WebP and fallback formats. Icon Loading.

Performance 115

Performance Cache Website Mobile 115