Report Summary

  • 35

    Performance

    Renders faster than
    55% of other websites

  • 67

    Accessibility

    Visual factors better than
    that of 32% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

sierracoffee.co.nz

Sierra Coffee and Cafés | Roasted Daily Since 1992

Page Load Speed

5.9 sec in total

First Response

699 ms

Resources Loaded

4.9 sec

Page Rendered

354 ms

sierracoffee.co.nz screenshot

About Website

Visit sierracoffee.co.nz now to see the best up-to-date Sierra Coffee content and also check out these interesting facts you probably never knew about sierracoffee.co.nz

We’re 100% New Zealand owned and operated with over 40 years experience in cafes, coffee and hospitality. Sierra Coffee and Cafes began in Ponsonby in 1992.

Visit sierracoffee.co.nz

Key Findings

We analyzed Sierracoffee.co.nz page load time and found that the first response time was 699 ms and then it took 5.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

sierracoffee.co.nz performance score

35

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value5.2 s

24/100

25%

SI (Speed Index)

Value10.5 s

7/100

10%

TBT (Total Blocking Time)

Value950 ms

29/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value12.2 s

15/100

10%

Network Requests Diagram

sierracoffee.co.nz

699 ms

css

27 ms

application.min.css

1293 ms

application.min.js

2163 ms

css

14 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 86% of them (36 requests) were addressed to the original Sierracoffee.co.nz, 5% (2 requests) were made to Fonts.googleapis.com and 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.9 sec) belongs to the original domain Sierracoffee.co.nz.

Page Optimization Overview & Recommendations

Page size can be reduced by 224.1 kB (17%)

Content Size

1.3 MB

After Optimization

1.1 MB

In fact, the total size of Sierracoffee.co.nz main page is 1.3 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. 25% of websites need less resources to load. Images take 995.5 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 10.5 kB

  • Original 13.8 kB
  • After minification 12.1 kB
  • After compression 3.3 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 1.7 kB, which is 13% 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 10.5 kB or 76% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 995.5 kB
  • After minification 995.5 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. Sierra Coffee images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 185.7 kB

  • Original 280.9 kB
  • After minification 280.9 kB
  • After compression 95.3 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 185.7 kB or 66% of the original size.

CSS Optimization

-81%

Potential reduce by 27.9 kB

  • Original 34.4 kB
  • After minification 34.4 kB
  • After compression 6.5 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. Sierracoffee.co.nz needs all CSS files to be minified and compressed as it can save up to 27.9 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (8%)

Requests Now

39

After Optimization

36

The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sierra Coffee. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

sierracoffee.co.nz accessibility score

67

Accessibility Issues

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

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

sierracoffee.co.nz best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

sierracoffee.co.nz 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

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sierracoffee.co.nz 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 Sierracoffee.co.nz 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 Sierra Coffee. 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: