W3.CSS vs Bootstrap: which is faster and better?

1) ANSWER : w3.css OR Bootstrap ?

Bootstrap uses JavaScript as well as CSS and W3.CSS is a modern CSS framework with built-in responsiveness. It supports responsive mobile first design by default, and it is smaller and faster than similar CSS frameworks . which helps in doing better SEO of your website too, because JavaScript is the enemy of SEO.

2) ANSWER : What is SEO?

SEO stands for Search engine optimization which consists in increasing the Quantity & Quality of your website traffic through any search engine results.

3) ANSWER : Why is javascript the enemy of SEO?

It will also help visitors with JavaScript disabled or off, as well as search engines that can't execute JavaScript yet.

4) ANSWER : Why W3.CSS called "pure CSS"?

Because W3.css is not using JavaScript as well here.

5) ANSWER : How does Bootstrap use javascript?

JavaScript is required for working on built in components like tabs, dropdowns are defined in bootstrap.js file

w3.css faster or bootstrap and why ?

Performance is depend size of your stylesheets. So browser have less work. w3.css is css framework and it's lightweight and file size is low so it's fast compare to bootstrap.

https://www.quora.com/Which-framework-is-better-W3-CSS-or-Bootstrap