web.dev, budgets de performance
Set a budget for slow network
Official site consultedTesting and performance
Last verified: 1 October 2026
web.dev article defining a performance budget as a set of limits on metrics. It recommends Time to Interactive under 5 seconds and under 170 KB of critical resources, based on 3G speeds.
Services
- Quantity-based budgets (weight, requests)
- Milestone timing budgets (FCP, TTI)
- Rule-based budgets (Lighthouse score)
Sources
- web.dev, budgets de performance (new tab), verified on 1 October 2026Official site consulted