Web performance budgets and optimization

Web performance budgets and optimization Web performance budgets give teams a concrete limit to aim for. They translate speed goals into numbers we can measure and enforce. A budget keeps the development process focused on user experience, not just features. By setting limits on payload size, number of requests, and time to interactive, you can prevent regressions and guide improvements across design, frontend, and backend work. What is a performance budget? A performance budget is a small set of rules that restrict what a page can load. Typical dimensions are: ...

September 22, 2025 · 3 min · 455 words