Simon Willison’s Weblog

How do you know the real size of a web page?

23rd June 2012

My answer to How do you know the real size of a web page? on Quora

The Google Chrome developer tools can do this, on the Network tab. Take a look at the bottom blue bar (which says “5 requests | 29.49KB transferred”)

Posted 23rd June 2012 at 5:56 pm · Follow me on Mastodon, Bluesky, Twitter or subscribe to my newsletter

More recent articles

OpenAI's new open weight (Apache 2) models are really good - 5th August 2025
ChatGPT agent's user-agent - 4th August 2025
The ChatGPT sharing dialog demonstrates how difficult it is to design privacy preferences - 3rd August 2025

This is How do you know the real size of a web page? by Simon Willison, posted on 23rd June 2012.

css 229 web-development 169 quora 1005 frontend 19

Next: Is there such thing as a specific multi-site search?

Previous: For a first-time visitor but longtime Anglophile, what's essential to see and do in London?

Monthly briefing

Sponsor me for $10/month and get a curated email digest of the month's most important LLM developments.

Pay me to send you less!

Sponsor & subscribe