Performance Budget Calculator

Set your total page weight budget, then allocate it across JS, CSS, images, and fonts.

Total budget: 300 kB

50 kB 1000 kB

300 kB / 300 kB used 0 kB remaining

JavaScript

CSS

Images

Fonts

JavaScript 150 kB

CSS 30 kB

Images 80 kB

Fonts 40 kB

Estimated load times

3G (1.5 Mbps)

1.56s

4G (10 Mbps)

0.23s

WiFi (25 Mbps)

0.09s