LCP
Largest Contentful Paint
28.6s
Poor
Good: < 2.5s
Measures how long it takes for the main content to appear on screen
Fix LCP Image Loading Issues
How to optimize de.ecoflow.com
Fix LCP Image Loading Issues
High Impact+35 points estimated
Why It Matters
The LCP image has 1.4s resource load delay and 1.2s render delay, causing a 28.6s LCP time.
How to Fix
Remove loading='lazy' from the hero slideshow image and add fetchpriority='high'. Preload the LCP image in the HTML head section. Consider moving critical slideshow CSS inline to avoid render-blocking.
0Poor
What This Score Means
A score of 26 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
INP
Interaction to Next Paint
504ms
Poor
Good: < 200ms
Measures how quickly the page responds to user interactions
CLS
Cumulative Layout Shift
0.06
Good
Good: < 0.1
Measures visual stability - how much content shifts during page load
AI Performance Analysis
This Shopify site has severe performance issues with a critically low score of 26/100. The biggest problem is an extremely slow Largest Contentful Paint of 28.6 seconds, caused primarily by a massive 1.4-second resource load delay and lazy-loading being applied to the main banner image that users see first. The site is also drowning in unused code, with 137 KB of unused CSS and 1,685 KB of unused JavaScript that could be removed immediately. Fixing the lazy-loading on the hero image, cleaning up unused code, and optimizing the numerous third-party scripts (including heavy analytics and chat widgets) could dramatically improve the score by 30+ points and transform the user experience from unusable to acceptable.
Other Optimization Recommendations
Eliminate Render-Blocking JavaScript
High Impact+25 points estimatedWhy It Matters:
Three scripts block initial render for 3.17 seconds, preventing fast visual display.
How to Fix:
Move PtEngine script (77KB) to load asynchronously after page load. Defer OneTrust consent script (190KB) until user interaction. Load jQuery and other non-critical scripts with defer attribute in Shopify's theme.liquid.
Remove Unused CSS and JavaScript
High Impact+20 points estimatedWhy It Matters:
1.7MB of unused JavaScript and 137KB unused CSS waste bandwidth and slow processing.
How to Fix:
In Shopify Admin, audit installed apps and remove unused ones. Use Shopify's script tag API to load third-party scripts conditionally. Purge unused CSS using PurgeCSS or similar tools before deploying theme updates.
Keep Your Site Fast After Optimization
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Related Performance Analyses
More Shopify Speed Tests
Shopify Performance Resources
Remove Unused CSS and JavaScript
1.7MB of unused JavaScript and 137KB unused CSS waste bandwidth and slow processing.
Eliminate Render-Blocking JavaScript
Three scripts block initial render for 3.17 seconds, preventing fast visual display.
Optimize Critical Resource Chain
Resource load delay of 835ms and network dependency chains up to 10 seconds are preventing fast page rendering.
Eliminate Unused JavaScript Execution
2MB of unused JavaScript is causing 8.5 seconds of execution time and blocking the main thread for nearly 3 seconds.