🚀 How to Speed Up Your Website: 10 Proven Performance Optimizations (2026)

Google uses page speed as a ranking factor. Amazon found every 100ms of latency cost them 1% in sales. Your website's speed directly impacts traffic, conversions, and revenue. Here are 10 optimizations that actually move the needle — from quick wins to deeper changes.

1. Compress Images (Biggest Win, Easiest Fix)

Images are typically 50-70% of a page's total weight. Compress them. Convert to WebP (25-35% smaller than JPEG). Use the Image Compressor and Image Converter to batch-process images. This alone can cut page weight in half.

2. Minify CSS, JS, and HTML

Remove whitespace, comments, and unnecessary characters from your code with the Code Minifier. Typical savings: 15-30% for CSS, 20-40% for JS, 10-20% for HTML. Combine with gzip/brotli compression on your server for another 70-80% reduction.

3. Use a CDN

A CDN (Content Delivery Network) serves your files from servers closest to each user. Cloudflare has a generous free tier that includes CDN, DDoS protection, and auto-minification. Setup takes 10 minutes — change your DNS nameservers and you're done. Global latency drops from 200-500ms to 10-50ms.

4. Enable Browser Caching

Set Cache-Control headers so returning visitors don't redownload unchanged files. Static assets (images, CSS, fonts) should be cached for at least a year with versioned filenames. HTML can be cached for shorter periods or not at all.

5. Lazy Load Images and Videos

<img loading="lazy"> defers loading of images until they're about to enter the viewport. This cuts initial page load time significantly for long pages. Modern browsers support it natively — no JavaScript library needed.

6. Optimize Web Fonts

Self-host fonts instead of loading from Google Fonts CDN (avoids extra DNS lookup). Use font-display: swap to show text immediately. Subset fonts to only include characters you actually use (Latin subset is ~90% smaller than full character set). Use WOFF2 format — it's 30% smaller than WOFF.

7. Reduce HTTP Requests

Every file (CSS, JS, image, font) requires a separate HTTP request. Combine CSS and JS files where practical. Use CSS sprites or SVG sprites for icons. Inline critical CSS for above-the-fold content. Aim for <50 requests on initial page load.

8. Enable Gzip/Brotli Compression

Brotli compresses text files (HTML, CSS, JS, JSON, SVG) by 70-80%. Gzip achieves 60-70%. Enable Brotli if your server supports it; fall back to Gzip. Most CDNs enable Brotli by default. Check your compression with any online gzip tester.

9. Optimize Your Hosting

Shared hosting with "unlimited everything" for $3/month is slow. Upgrade to a VPS, use a static site generator (serving pre-built HTML from a CDN is the fastest possible configuration), or at minimum ensure your host uses SSD storage and PHP 8+ with opcache.

10. Measure and Iterate

Use Google PageSpeed Insights, Lighthouse (in Chrome DevTools), and WebPageTest.org. Measure before and after each optimization. Focus on Core Web Vitals: LCP (Largest Contentful Paint < 2.5s), INP (Interaction to Next Paint < 200ms), and CLS (Cumulative Layout Shift < 0.1). Don't optimize blindly — let data guide you.

Start with image compression and minification — those two typically deliver 50%+ improvement for most sites. Try the Image Compressor and Code Minifier to see the difference.