🆚 Preconnect vs. Speculation Rules

📈 Preconnect is noticeably more popular than Speculation Rules.
🌎 Preconnect is more popular in the United States, the United Kingdom, and Germany.
🌍 Speculation Rules is more popular in Iran, Uganda, and Liechtenstein.

Statistics based on 3.3M+ analyzed websites. About this data

Preconnect

Speculation Rules

Type

Performance optimization technology

About

The rel="preconnect" attribute on HTML <link> elements.

The Speculation Rules API is used to improve navigation performance by prefetching or even prerendering future navigations.

Headquarters

Cambridge, Massachusetts, United States

Mountain View, California, United States

Website

html.spec.whatwg.org

wicg.github.io

Popularity

Determined by the number of sites using each technology.

Preconnect performance optimization technology is 1.6 times more popular than Speculation Rules.

Total websites

Market share

Performance Optimization

Standards

Popularity by country

Determined by the number of sites detected from each country.

Preconnect is more popular in the United States, the United Kingdom, and Germany, while Speculation Rules is more popular in Iran, Uganda, and Liechtenstein.

United States

United Kingdom

Germany

France

Japan

Spain

Australia

Netherlands

Italy

India

Awards

🥇 Most popular in Thailand in the Performance Optimization category.
🥇 Most popular in Korea in the Performance Optimization category.
🥇 Most popular in Cyprus in the Performance Optimization category.
🥇 Most popular in the British Virgin Islands in the Performance Optimization category.
🥇 Most popular in Cambodia in the Performance Optimization category.

🥉 Third most popular in Uganda in the Performance Optimization category.
🥉 Third most popular in Trinidad and Tobago in the Performance Optimization category.
🥉 Third most popular in Rwanda in the Performance Optimization category.
🥉 Third most popular in Guyana in the Performance Optimization category.
🥉 Third most popular in New Caledonia in the Performance Optimization category.

Popularity by domain category

Determined by the number of sites in each category.

Preconnect is more popular among sites focused on business, marketing and merchandising, and online shopping, while Speculation Rules is more commonly used on blogs and wiki, non-profit, advocacy and NGO, and travel sites.

Business

Marketing/Merchandising

Online Shopping

Blogs/Wiki

Education/Reference

Internet Services

Entertainment

Health

General News

Non-Profit/Advocacy/NGO

Top sites

Top-ranked sites that use these technologies.

Name

Rank

#11

#12

#13

#14

Name

Rank

#17

#49

#83

#93

#142