Brotli vs Gzip: which is better?
Brotli generally offers better compression ratios for text files, leading to smaller files and faster loads than Gzip.
Compression Tester — Audit Your Content Delivery
Check if Gzip or Brotli compression is enabled • Measure character savings and payload reduction
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/bin/wtkpro/compression-test
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System Definition BlockVerify if your website is using Gzip or Brotli compression. Measure the exact file size reduction and ensure your server is optimized for high-performance content delivery.
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01
How Gzip & Brotli Compression Tester Works
The tool requests a target URL with 'Accept-Encoding' headers and checks the 'Content-Encoding' header in the response to verify compression.
02
Key Features of Gzip & Brotli Compression Tester
Support for Gzip and Brotli identification
Calculation of 'Savings Percentage' and file sizes
Comparison of compressed vs uncompressed payloads
Visual performance optimization tips
03
Practical Application & Code Integration
Use-Case Context
Gzip and Brotli compression massively reduce the payload size of text-based assets (HTML, CSS, JS) over the network. Brotli specifically provides a 20% denser compression ratio than Gzip. A compression test ensures your edge router or CDN is correctly applying the `Content-Encoding` headers rather than serving raw, uncompressed bytes.
Express.js Brotli Compression
const express = require('express');
const shrinkRay = require('shrink-ray-current');
const app = express();
// Automatically apply Brotli/Gzip based on Accept-Encoding header
app.use(shrinkRay());03
Common Questions About Gzip & Brotli Compression Tester
How do I enable compression?
It is usually enabled via server configuration (nginx.conf or .htaccess) or through your CDN provider's settings.
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Zero-Knowledge Protocol: To guarantee absolute user privacy, this tool executes 100% client-side inside your web browser via WebAssembly and local JavaScript. None of your input strings, payloads, keys, or files are ever transmitted to a remote server.
Further Reading
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