Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 85

    SEO

    Google-friendlier than
    56% of websites

bose.co.uk

Bose | Headphones, Speakers, Wearables

Page Load Speed

7.7 sec in total

First Response

550 ms

Resources Loaded

5.8 sec

Page Rendered

1.3 sec

bose.co.uk screenshot

About Website

Click here to check amazing Bose content for United Kingdom. Otherwise, check out these important facts you probably never knew about bose.co.uk

The official Bose website. Learn about innovative solutions to help you feel more, do more and be more. Shop for headphones, speakers, wearables and wellness products.

Visit bose.co.uk

Key Findings

We analyzed Bose.co.uk page load time and found that the first response time was 550 ms and then it took 7.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

bose.co.uk performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

11/100

10%

LCP (Largest Contentful Paint)

Value10.4 s

0/100

25%

SI (Speed Index)

Value10.0 s

9/100

10%

TBT (Total Blocking Time)

Value1,560 ms

13/100

30%

CLS (Cumulative Layout Shift)

Value0.209

59/100

15%

TTI (Time to Interactive)

Value13.9 s

10/100

10%

Network Requests Diagram

index.jsp

550 ms

js_visitor_settings.php

53 ms

main.V2.css

867 ms

main.V2.p2.css

952 ms

Bose.Libraries.V2.js

2343 ms

Our browser made a total of 75 requests to load all elements on the main page. We found that 31% of them (23 requests) were addressed to the original Bose.co.uk, 8% (6 requests) were made to Bose.dist.sdlmedia.com and 8% (6 requests) were made to Bose.ssl.cdn.sdlmedia.com. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Bose.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.3 MB (56%)

Content Size

2.3 MB

After Optimization

997.0 kB

In fact, the total size of Bose.co.uk main page is 2.3 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. Javascripts take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 27.4 kB

  • Original 38.3 kB
  • After minification 37.8 kB
  • After compression 10.9 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 27.4 kB or 72% of the original size.

Image Optimization

-4%

Potential reduce by 20.9 kB

  • Original 525.6 kB
  • After minification 504.8 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. Bose images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 828.9 kB

  • Original 1.2 MB
  • After minification 1.2 MB
  • After compression 406.5 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 828.9 kB or 67% of the original size.

CSS Optimization

-84%

Potential reduce by 405.5 kB

  • Original 480.4 kB
  • After minification 479.4 kB
  • After compression 74.9 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. Bose.co.uk needs all CSS files to be minified and compressed as it can save up to 405.5 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 40 (63%)

Requests Now

64

After Optimization

24

The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bose. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

bose.co.uk accessibility score

83

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

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

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.

Best Practices

bose.co.uk 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

SEO Factors

bose.co.uk SEO score

85

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

Links do not have descriptive text

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

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