Tools & Wizards About Us
car24.com screenshot

Report Summary

  • 82

    Performance

    Renders faster than
    87% of other websites

  • 62

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

car24.com

New and Used cars marketplace AutoScout24

Page Load Speed

1.2 sec in total

First Response

224 ms

Resources Loaded

670 ms

Page Rendered

355 ms

car24.com screenshot

About Website

Click here to check amazing Car 24 content. Otherwise, check out these important facts you probably never knew about car24.com

Welcome to AutoScout24 - the largest pan-European online car market

Visit car24.com

Key Findings

We analyzed Car24.com page load time and found that the first response time was 224 ms and then it took 1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

car24.com performance score

82

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

74/100

10%

LCP (Largest Contentful Paint)

Value2.9 s

80/100

25%

SI (Speed Index)

Value2.5 s

98/100

10%

TBT (Total Blocking Time)

Value310 ms

78/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value6.0 s

65/100

10%

Network Requests Diagram

car24.com

224 ms

www.autoscout24.com

318 ms

main.5c77bf69b374271f72fb.min.css

8 ms

main.86be4ab1e99c6dd6fe01.min.js

58 ms

showcar-ui.css

13 ms

Our browser made a total of 32 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Car24.com, 84% (27 requests) were made to Autoscout24.com and 13% (4 requests) were made to Prod.pictures.autoscout24.net. The less responsive or slowest element that took the longest time to load (318 ms) relates to the external source Autoscout24.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 404.8 kB (36%)

Content Size

1.1 MB

After Optimization

719.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Car24.com main page is 1.1 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. 65% of websites need less resources to load. HTML takes 504.8 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 383.8 kB

  • Original 504.8 kB
  • After minification 503.5 kB
  • After compression 121.1 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 383.8 kB or 76% of the original size.

Image Optimization

-9%

Potential reduce by 20.7 kB

  • Original 234.5 kB
  • After minification 213.8 kB

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. Car 24 images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 0 B

  • Original 351.7 kB
  • After minification 351.7 kB
  • After compression 351.7 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

-1%

Potential reduce by 351 B

  • Original 33.4 kB
  • After minification 33.4 kB
  • After compression 33.0 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. Car24.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 16 (53%)

Requests Now

30

After Optimization

14

  • Images
  • JavaScript
  • CSS

The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Car 24. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

car24.com

car24.com

224 ms

www.autoscout24.com

www.autoscout24.com

318 ms

main.5c77bf69b374271f72fb.min.css

main.5c77bf69b374271f72fb.min.css

8 ms

main.86be4ab1e99c6dd6fe01.min.js

main.86be4ab1e99c6dd6fe01.min.js

58 ms

showcar-ui.css

showcar-ui.css

13 ms

showcar-ui.js

showcar-ui.js

23 ms

index.min.js

index.min.js

23 ms

showcar-icons.min.js

showcar-icons.min.js

31 ms

2f1f733af8864424f761a974c1708604-watchlist-integration.min.js

2f1f733af8864424f761a974c1708604-watchlist-integration.min.js

32 ms

0eb09703eef2258489c779d015c3920c-lazyLoader.min.js

0eb09703eef2258489c779d015c3920c-lazyLoader.min.js

53 ms

en_GB.3c54a21c.js

en_GB.3c54a21c.js

53 ms

360x270.jpg

360x270.jpg

249 ms

as24-horizontal-inverse.d34ff335.svg

as24-horizontal-inverse.d34ff335.svg

43 ms

flag-de.013a09fe.svg

flag-de.013a09fe.svg

39 ms

flag-it.5021f5d3.svg

flag-it.5021f5d3.svg

41 ms

flag-at.6eb37b36.svg

flag-at.6eb37b36.svg

45 ms

flag-nl.843ae853.svg

flag-nl.843ae853.svg

44 ms

flag-be.00f81594.svg

flag-be.00f81594.svg

46 ms

flag-es.998dc818.svg

flag-es.998dc818.svg

48 ms

flag-fr.a518ea76.svg

flag-fr.a518ea76.svg

49 ms

flag-lu.f1292641.svg

flag-lu.f1292641.svg

61 ms

electro.jpg

electro.jpg

62 ms

neu.jpg

neu.jpg

61 ms

stadtflitzer.jpg

stadtflitzer.jpg

61 ms

familienauto.jpg

familienauto.jpg

61 ms

fallback_large.png

fallback_large.png

99 ms

360x270.jpg

360x270.jpg

102 ms

360x270.jpg

360x270.jpg

103 ms

360x270.jpg

360x270.jpg

106 ms

arrow_top.2ebdbd1b.svg

arrow_top.2ebdbd1b.svg

12 ms

ios.43021a97.svg

ios.43021a97.svg

13 ms

android.4ab7d05e.svg

android.4ab7d05e.svg

11 ms

Accessibility Review

car24.com accessibility score

62

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

High

[role]s do not have all required [aria-*] attributes

High

[aria-*] attributes do not have valid values

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

car24.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

car24.com SEO score

92

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Car24.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Car24.com 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

car24.com

Open Graph description is not detected on the main page of Car 24. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: