Next.js
Next.js Image Optimization: Achieve 100 Lighthouse Performance Score
Next.js Image component automatically optimizes images with lazy loading, responsive sizing, and modern formats. Learn how to achieve perfect Lighthouse performance scores.
Image optimization is the biggest win for web performance.
next/image Component
Automatically serves WebP/AVIF, lazy loads, and generates responsive sizes.
Key Props
- ●priority: Use for above-the-fold images (LCP optimization)
- ●sizes: Tell the browser what size to download
- ●placeholder: Use blur placeholder for better UX
External Images
Configure remotePatterns in next.config.js for external image domains.
Performance Impact
Proper image optimization can improve LCP by 2-5 seconds.
See how we optimize performance in our portfolio and web services.
Next.jsImagesPerformanceLighthouseCore Web Vitals
MD
Written by M Daniyal Amjad Ali
Full Stack Software Engineer with 5+ years of experience. Expert in Next.js, React, Node.js, and Prisma. 100+ projects delivered worldwide.