Report Summary

  • 15

    Performance

    Renders faster than
    28% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 70% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    57% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

bmw.com.cn

BMW中国

Page Load Speed

32.8 sec in total

First Response

1 sec

Resources Loaded

31.6 sec

Page Rendered

235 ms

bmw.com.cn screenshot

About Website

Visit bmw.com.cn now to see the best up-to-date Bmw content for China and also check out these interesting facts you probably never knew about bmw.com.cn

欢迎来到宝马中国方网站. 在这里您可以详细浏览BMW 全系车型/BMW 授权经销商/BMW 官方认证二手车/BMW 服务/BMW智能科技等内容,体验BMW 精彩生活,悦享更多驾驶乐趣.

Visit bmw.com.cn

Key Findings

We analyzed Bmw.com.cn page load time and found that the first response time was 1 sec and then it took 31.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

bmw.com.cn performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.5 s

1/100

10%

LCP (Largest Contentful Paint)

Value9.4 s

0/100

25%

SI (Speed Index)

Value20.6 s

0/100

10%

TBT (Total Blocking Time)

Value4,260 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.025

100/100

15%

TTI (Time to Interactive)

Value27.1 s

0/100

10%

Network Requests Diagram

bmw.com.cn

1043 ms

www.bmw.com.cn

8312 ms

index.html

949 ms

generic_global.1460009164705.css

698 ms

generic.1459877819391.css

1004 ms

Our browser made a total of 96 requests to load all elements on the main page. We found that 89% of them (85 requests) were addressed to the original Bmw.com.cn, 4% (4 requests) were made to T1.chinavivaki.com and 2% (2 requests) were made to Stm-cdn.cn.miaozhen.com. The less responsive or slowest element that took the longest time to load (13 sec) relates to the external source T.chinavivaki.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (34%)

Content Size

3.3 MB

After Optimization

2.2 MB

In fact, the total size of Bmw.com.cn main page is 3.3 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. 55% of websites need less resources to load. Images take 2.2 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 181.0 kB

  • Original 222.8 kB
  • After minification 184.6 kB
  • After compression 41.8 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 38.2 kB, which is 17% 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 181.0 kB or 81% of the original size.

Image Optimization

-8%

Potential reduce by 180.0 kB

  • Original 2.2 MB
  • After minification 2.0 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. Bmw images are well optimized though.

JavaScript Optimization

-87%

Potential reduce by 277.0 kB

  • Original 318.8 kB
  • After minification 318.4 kB
  • After compression 41.7 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 277.0 kB or 87% of the original size.

CSS Optimization

-83%

Potential reduce by 478.8 kB

  • Original 575.5 kB
  • After minification 562.2 kB
  • After compression 96.8 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. Bmw.com.cn needs all CSS files to be minified and compressed as it can save up to 478.8 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (18%)

Requests Now

90

After Optimization

74

The browser has sent 90 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bmw. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

bmw.com.cn accessibility score

88

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

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

bmw.com.cn best practices score

83

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

Page has valid source maps

SEO Factors

bmw.com.cn SEO score

92

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

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

    ZH

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bmw.com.cn can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Bmw.com.cn 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

Open Graph description is not detected on the main page of Bmw. 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: