guidesJanuary 8, 2026 10 min read
Image Optimization for Core Web Vitals: The Complete 2026 Guide
How to use modern formats, lazy loading and aspect ratios to score 95+ on Lighthouse and rank higher on Google.
Largest Contentful Paint
LCP is dominated by images. Use modern formats, set proper width/height and prioritize above-the-fold images.
Cumulative Layout Shift
Always reserve space for images using width and height attributes or aspect-ratio CSS.
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