🆚 PageSpeed vs. Speculation Rules
- 📈 Speculation Rules is much more popular than PageSpeed.
- 🌍 Speculation Rules is more popular in all countries.
- ⭐ PageSpeed is particularly popular in Japan.
Statistics based on 3.5M+ analyzed websites. About this data
PageSpeed
Speculation RulesType
Performance optimization technology
Performance optimization technology
About
An open-source web server module for rewriting web pages to reduce latency and bandwidth, available for Apache and 
Nginx.
The Speculation Rules API is a browser API that improves navigation performance by prefetching or prerendering pages that users are likely to visit next.
It uses 
JSON-based rules embedded in 
HTML or HTTP headers, and is designed as a successor to older techniques such as 
Prefetch and the deprecated Prerender attribute.
Headquarters
Mountain View, California, United States
Mountain View, California, United States
Categories
Performance Optimization › Rank #12
Performance Optimization › Rank #5
Web Server Modules › Rank #2
Standards › Rank #11
Popularity
Determined by the number of sites using each technology.
Speculation Rules performance optimization technology is 33 times more popular than PageSpeed.
Total websites
Market share
Performance Optimization
Popularity by country
Determined by the number of sites detected from each country.
Speculation Rules is more popular than PageSpeed in all countries.
United States
United Kingdom
Germany
France
Japan
Spain
Italy
Australia
Canada
India
Awards
- 🥇 Most popular in Ukraine in the Web Server Modules category.
- 🥇 Most popular in Poland in the Web Server Modules category.
- 🥇 Most popular in Croatia in the Web Server Modules category.
- 🥇 Most popular in Ghana in the Web Server Modules category.
- 🥇 Most popular in Bosnia and Herzegovina in the Web Server Modules category.
- 🥉 Third most popular in Albania 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 Jersey in the Performance Optimization category.
Popularity by domain category
Determined by the number of sites in each category.
Speculation Rules is more popular than PageSpeed in all market segments.
Business
Marketing/Merchandising
Online Shopping
Blogs/Wiki
Education/Reference
Internet Services
Entertainment
Travel
Health
Non-Profit/Advocacy/NGO
Top sites
Top-ranked sites that use these technologies.
Compare alternatives
Technologies with similar characteristics.
Instant.Page
Google company profile🗃️ About This Data
- We evaluate the popularity of technologies based on the number of websites where we detect their usage.
- Technologies without a detectable web footprint, and those we do not track, are not reflected in the calculated market share.
- This report is based on the analysis of 3,532,692 websites.
- Statistics were last calculated on .
- For more details, see our methodology and disclaimer.