Fix Element Render Delays

How to optimize megasport.ua

Generic SiteScore: 37/100Analyzed January 2026

Fix Element Render Delays

High Impact+22 points estimated

Why It Matters

The LCP element has a 2.6-second render delay causing the 11.2-second LCP score.

How to Fix

Preload the main product image with fetchpriority='high' and proper resource hints. Optimize the image pipeline by reducing the 901ms resource load delay. Add explicit width/height attributes to prevent layout shifts during image loading.

0Poor

What This Score Means

A score of 37 falls in the "Poor" range (50-89). While it is better than poor (0-49), you should aim for 90+ to provide an optimal user experience and maximize SEO benefits.

This site is slower than approximately 35% of similar sites. The main issues affecting performance are image optimization, JavaScript execution time, and layout stability.

Addressing these issues could improve your conversion rate by 15-20% and boost your search engine rankings.

Core Web Vitals Analysis

LCP

Largest Contentful Paint

11.2s
Poor

Good: < 2.5s

Measures how long it takes for the main content to appear on screen

INP

Interaction to Next Paint

1035ms
Poor

Good: < 200ms

Measures how quickly the page responds to user interactions

CLS

Cumulative Layout Shift

0.00
Good

Good: < 0.1

Measures visual stability - how much content shifts during page load

AI Performance Analysis

This e-commerce site has severe performance issues with a score of just 37/100. The biggest problem is excessive JavaScript execution that completely blocks user interaction - the page takes over 22 seconds to become fully interactive and has a massive 4.3-second delay before users can click anything. The site is loading over 1MB of unused JavaScript code that could be eliminated, and the main product image takes 11+ seconds to appear due to rendering delays. Removing unused code, optimizing JavaScript delivery, and fixing the image loading sequence could dramatically improve performance and prevent users from abandoning the page.

Other Optimization Recommendations

Eliminate Unused JavaScript Code

High Impact+25 points estimated

Why It Matters:

1,125 KiB of unused JavaScript is blocking page rendering and delaying LCP by 2.55 seconds.

How to Fix:

Remove unused code from entry-client.chunk.js (76% unused) and ProductScreen.chunk.js (40% unused). Use webpack-bundle-analyzer to identify dead code. Implement dynamic imports for product-specific features to load only when needed.

Optimize CSS Delivery Strategy

High Impact+18 points estimated

Why It Matters:

Render-blocking CSS delays First Contentful Paint by 500ms and wastes 47 KiB of unused styles.

How to Fix:

Extract critical CSS for above-the-fold content and inline it. Defer non-critical CSS using media='print' onload technique. Remove unused CSS rules from entry-client.chunk.css (76% unused).

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