Tools & Wizards About Us
duracell.es screenshot

Report Summary

  • 28

    Performance

    Renders faster than
    47% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

duracell.es

Baterías Duracell España | La empresa de baterías de consumo número 1 del mundo

Page Load Speed

2.6 sec in total

First Response

10 ms

Resources Loaded

2.2 sec

Page Rendered

475 ms

duracell.es screenshot

About Website

Welcome to duracell.es homepage info - get ready to check Duracell best content for Spain right away, or after learning these important things about duracell.es

Baterías AA y AAA de larga duración, baterías recargables, cargadores, baterías de botón de monedas y más de Duracell, la compañía de baterías de consumo número 1 del mundo.

Visit duracell.es

Key Findings

We analyzed Duracell.es page load time and found that the first response time was 10 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

duracell.es performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value7.4 s

4/100

25%

SI (Speed Index)

Value7.6 s

26/100

10%

TBT (Total Blocking Time)

Value1,360 ms

16/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value11.8 s

17/100

10%

Network Requests Diagram

duracell.es

10 ms

duracell.es

296 ms

www.duracell.es

384 ms

main.css

427 ms

campaign-video.css

214 ms

Our browser made a total of 57 requests to load all elements on the main page. We found that 95% of them (54 requests) were addressed to the original Duracell.es, 4% (2 requests) were made to Cdn.channelsight.com and 2% (1 request) were made to Cloud.typography.com. The less responsive or slowest element that took the longest time to load (800 ms) belongs to the original domain Duracell.es.

Page Optimization Overview & Recommendations

Page size can be reduced by 287.1 kB (3%)

Content Size

8.2 MB

After Optimization

7.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Duracell.es main page is 8.2 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only a small number of websites need less resources to load. Images take 7.4 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 262.8 kB

  • Original 328.9 kB
  • After minification 258.7 kB
  • After compression 66.1 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 70.2 kB, which is 21% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 262.8 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 23.2 kB

  • Original 7.4 MB
  • After minification 7.4 MB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Duracell images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 815 B

  • Original 397.4 kB
  • After minification 397.4 kB
  • After compression 396.6 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 363 B

  • Original 105.5 kB
  • After minification 105.5 kB
  • After compression 105.1 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Duracell.es has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 22 (43%)

Requests Now

51

After Optimization

29

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Duracell. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

duracell.es

duracell.es

10 ms

duracell.es

duracell.es

296 ms

www.duracell.es

www.duracell.es

384 ms

main.css

main.css

427 ms

campaign-video.css

campaign-video.css

214 ms

klaro.css

klaro.css

215 ms

jquery.js

jquery.js

288 ms

jquery-migrate.min.js

jquery-migrate.min.js

217 ms

modernizr.js

modernizr.js

275 ms

fonts.css

fonts.css

542 ms

scripts.js

scripts.js

223 ms

zerospam.js

zerospam.js

222 ms

main_latest.js

main_latest.js

642 ms

gsap.min.js

gsap.min.js

559 ms

ScrollTrigger.min.js

ScrollTrigger.min.js

298 ms

custom.js

custom.js

516 ms

Klaro-config.js

Klaro-config.js

570 ms

Klaro.js

Klaro.js

757 ms

theme-min.js

theme-min.js

640 ms

dd87f878-b4d4-4e9e-ac88-d98eef9afb97.png

dd87f878-b4d4-4e9e-ac88-d98eef9afb97.png

590 ms

logo.svg

logo.svg

349 ms

lang-dropdown.svg

lang-dropdown.svg

588 ms

search.svg

search.svg

590 ms

www.duracell.es

www.duracell.es

596 ms

Web-PI-Alkaline_Packshot_WE_OPT_AA_4_BKP-S_5000394137486_5015404_5015406_LARGE-FORMAT_FOP_50.png

Web-PI-Alkaline_Packshot_WE_OPT_AA_4_BKP-S_5000394137486_5015404_5015406_LARGE-FORMAT_FOP_50.png

313 ms

Web-PI-Alkaline_Packshot_WE_OPT_AA_6_BKP-S_5000394137639_5015420_FOP-5.png

Web-PI-Alkaline_Packshot_WE_OPT_AA_6_BKP-S_5000394137639_5015420_FOP-5.png

337 ms

Web-PI-Alkaline_Packshot_WE_OPT_AA_8_BKP-D_5000394137684_5015422_5015424_FOP-5.png

Web-PI-Alkaline_Packshot_WE_OPT_AA_8_BKP-D_5000394137684_5015422_5015424_FOP-5.png

338 ms

Web-PI-Alkaline_Packshot_WE_OPT_AA_12_BKP-D_5000394137905_5015436_FOP-4.png

Web-PI-Alkaline_Packshot_WE_OPT_AA_12_BKP-D_5000394137905_5015436_FOP-4.png

340 ms

unnamed-file6-1.png

unnamed-file6-1.png

340 ms

unnamed-file8.png

unnamed-file8.png

341 ms

AAA_10_Plus_OBX_FOP.png

AAA_10_Plus_OBX_FOP.png

342 ms

unnamed-file7.png

unnamed-file7.png

343 ms

AAA_16_Plus_FOP.png

AAA_16_Plus_FOP.png

343 ms

PLUS100_packshot_OPT_AAA_18_-5000394155497_FOP.png

PLUS100_packshot_OPT_AAA_18_-5000394155497_FOP.png

344 ms

unnamed-file8.png

unnamed-file8.png

346 ms

PLUS100_packshot_OPT_AAA_36_5000394155572_FOP.png

PLUS100_packshot_OPT_AAA_36_5000394155572_FOP.png

346 ms

Web-PI-Specialty_packshot_WE_LC_2032_1_BL_5000394033917_5014796_FOP-1.png

Web-PI-Specialty_packshot_WE_LC_2032_1_BL_5000394033917_5014796_FOP-1.png

347 ms

Web-PI-Specialty_packshot_WE_LC_2032_2_BL_5000394203921_5014798_5014824_FOP-2.png

Web-PI-Specialty_packshot_WE_LC_2032_2_BL_5000394203921_5014798_5014824_FOP-2.png

348 ms

Web-PI-Specialty_packshot_WE_LC_2032_4_BL_5000394119376_5014800_FOP-1.png

Web-PI-Specialty_packshot_WE_LC_2032_4_BL_5000394119376_5014800_FOP-1.png

349 ms

duracell-logo.svg

duracell-logo.svg

348 ms

social-fb.svg

social-fb.svg

577 ms

social-li.svg

social-li.svg

579 ms

social-yt.svg

social-yt.svg

581 ms

dc-logo.svg

dc-logo.svg

661 ms

procell-logo.svg

procell-logo.svg

584 ms

icon-close-modal.svg

icon-close-modal.svg

662 ms

oblik_bold-webfont.svg

oblik_bold-webfont.svg

564 ms

oblik_bold-webfont.woff

oblik_bold-webfont.woff

727 ms

thechnology_1200_410_blue.png

thechnology_1200_410_blue.png

522 ms

learn-more.svg

learn-more.svg

644 ms

we-are-duracell-logo-grey.png

we-are-duracell-logo-grey.png

593 ms

oblik_black-webfont.svg

oblik_black-webfont.svg

800 ms

oblik_black-webfont.woff

oblik_black-webfont.woff

642 ms

icon-prev.svg

icon-prev.svg

510 ms

icon-next.svg

icon-next.svg

415 ms

gradient-footer.jpg

gradient-footer.jpg

460 ms

884aad53-2121-4934-b14e-b0b54874110c.png

884aad53-2121-4934-b14e-b0b54874110c.png

412 ms

Accessibility Review

duracell.es accessibility score

80

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

<input type="image"> elements do not have [alt] text

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

duracell.es best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

duracell.es SEO score

86

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Document doesn't have a valid hreflang

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    ES

  • Language Claimed

    ES

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Duracell.es can be misinterpreted by Google and other search engines. Our service has detected that Spanish is used on the page, and it matches the claimed language. Our system also found out that Duracell.es main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

duracell.es

Open Graph data is detected on the main page of Duracell. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: