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cityoptical.com screenshot

Report Summary

  • 47

    Performance

    Renders faster than
    65% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

cityoptical.com

Prescription Eyewear | City Optical | Toronto, Ontario

Page Load Speed

2.4 sec in total

First Response

89 ms

Resources Loaded

2.3 sec

Page Rendered

55 ms

cityoptical.com screenshot

About Website

Welcome to cityoptical.com homepage info - get ready to check City Optical best content right away, or after learning these important things about cityoptical.com

City Optical has 6 locations in Toronto specializing in prescription eyewear, contact lenses, sunglasses and more. Designer brands, childrens eyewear, safety glasses. Eye exams available by appointmen...

Visit cityoptical.com

Key Findings

We analyzed Cityoptical.com page load time and found that the first response time was 89 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

cityoptical.com performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

65/100

10%

LCP (Largest Contentful Paint)

Value6.8 s

7/100

25%

SI (Speed Index)

Value2.7 s

96/100

10%

TBT (Total Blocking Time)

Value760 ms

39/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value9.8 s

27/100

10%

Network Requests Diagram

www.cityoptical.com

89 ms

minified.js

27 ms

focus-within-polyfill.js

67 ms

polyfill.min.js

26 ms

thunderbolt-commons.b70ee867.bundle.min.js

109 ms

Our browser made a total of 75 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Cityoptical.com, 63% (47 requests) were made to Static.wixstatic.com and 16% (12 requests) were made to Static.parastorage.com. The less responsive or slowest element that took the longest time to load (1.8 sec) relates to the external source Static.wixstatic.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 405.9 kB (45%)

Content Size

904.7 kB

After Optimization

498.8 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Cityoptical.com main page is 904.7 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 45% of websites need less resources to load. HTML takes 443.2 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 344.2 kB

  • Original 443.2 kB
  • After minification 441.5 kB
  • After compression 99.0 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 344.2 kB or 78% of the original size.

Image Optimization

-29%

Potential reduce by 57.4 kB

  • Original 201.0 kB
  • After minification 143.6 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. Obviously, City Optical needs image optimization as it can save up to 57.4 kB or 29% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-2%

Potential reduce by 4.2 kB

  • Original 260.4 kB
  • After minification 260.4 kB
  • After compression 256.2 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.

Requests Breakdown

Number of requests can be reduced by 10 (14%)

Requests Now

74

After Optimization

64

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 74 CSS, Javascripts, AJAX and image requests in order to completely render the main page of City Optical. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.cityoptical.com

www.cityoptical.com

89 ms

minified.js

minified.js

27 ms

focus-within-polyfill.js

focus-within-polyfill.js

67 ms

polyfill.min.js

polyfill.min.js

26 ms

thunderbolt-commons.b70ee867.bundle.min.js

thunderbolt-commons.b70ee867.bundle.min.js

109 ms

main.317ed945.bundle.min.js

main.317ed945.bundle.min.js

117 ms

main.renderer.1d21f023.bundle.min.js

main.renderer.1d21f023.bundle.min.js

102 ms

lodash.min.js

lodash.min.js

106 ms

react.production.min.js

react.production.min.js

103 ms

react-dom.production.min.js

react-dom.production.min.js

105 ms

siteTags.bundle.min.js

siteTags.bundle.min.js

104 ms

94e9cb936c9f402d838951c832d13099.jpg

94e9cb936c9f402d838951c832d13099.jpg

228 ms

bundle.min.js

bundle.min.js

56 ms

6e950387eaaa402aae1e185c5c4820a8.jpg

6e950387eaaa402aae1e185c5c4820a8.jpg

37 ms

d174119d6d26cf2ac22d3ab2fd805c6c.jpg

d174119d6d26cf2ac22d3ab2fd805c6c.jpg

41 ms

final4.png

final4.png

40 ms

Acuvue-Brand-Contact-Logo-EN.jpg

Acuvue-Brand-Contact-Logo-EN.jpg

355 ms

Acuvue%20Vita%2012pk.png

Acuvue%20Vita%2012pk.png

248 ms

Acuvue%20Oasys%20Presbyopia%206pk.png

Acuvue%20Oasys%20Presbyopia%206pk.png

164 ms

Oasys%201-Day%20Astigmatism%2030pk.png

Oasys%201-Day%20Astigmatism%2030pk.png

258 ms

Acuvue%20Group_Long%20with%20Define_2019.png

Acuvue%20Group_Long%20with%20Define_2019.png

313 ms

Acuvue%20Oasys%2012pk.jpg

Acuvue%20Oasys%2012pk.jpg

440 ms

Acuvue%201-DAY%20Moist%20Astigmatism%2030pk.png

Acuvue%201-DAY%20Moist%20Astigmatism%2030pk.png

437 ms

ACUVUE~3_PNG.png

ACUVUE~3_PNG.png

479 ms

acuvue%201-day%20trueye%2090pk.jpg

acuvue%201-day%20trueye%2090pk.jpg

478 ms

HD-EYEWEAR-Logo_2012.png

HD-EYEWEAR-Logo_2012.png

595 ms

HD%20MenSun_HD0934X_52E_Landscape.jpg

HD%20MenSun_HD0934X_52E_Landscape.jpg

602 ms

HD%20WomensOpt_HD0549_002_Landscape.jpg

HD%20WomensOpt_HD0549_002_Landscape.jpg

671 ms

HD%20FreedomManSun_HD1001X_01A_Landscape_j.jpg

HD%20FreedomManSun_HD1001X_01A_Landscape_j.jpg

648 ms

Guess%20Logo_2019-GUESS-BLK-CMYK.png

Guess%20Logo_2019-GUESS-BLK-CMYK.png

719 ms

WomensSun_GU7645_59P_Portrait%20(1).jpg

WomensSun_GU7645_59P_Portrait%20(1).jpg

802 ms

MensOpt_GU1988_010_Portrait%20(1).jpg

MensOpt_GU1988_010_Portrait%20(1).jpg

915 ms

WomensOpt_GU2747_066_Portrait%20(1).jpg

WomensOpt_GU2747_066_Portrait%20(1).jpg

859 ms

Logo_Timberland_black.png

Logo_Timberland_black.png

837 ms

ManOpt_TB1655_097_Portrait.jpg

ManOpt_TB1655_097_Portrait.jpg

1000 ms

MensSun_TB9177_91D_Portrait.jpg

MensSun_TB9177_91D_Portrait.jpg

979 ms

coach.png

coach.png

1162 ms

bvlgari.png

bvlgari.png

1044 ms

nano.png

nano.png

1134 ms

tory-burch_new.jpg

tory-burch_new.jpg

1138 ms

rayban.png

rayban.png

1156 ms

tiffany-co-logo-black-and-white.png

tiffany-co-logo-black-and-white.png

1271 ms

Versace%20logo.jpeg

Versace%20logo.jpeg

1232 ms

Oakley.png

Oakley.png

1357 ms

Giorgio%20Armani.png

Giorgio%20Armani.png

1343 ms

HD-EYEWEAR-Logo_2012.png

HD-EYEWEAR-Logo_2012.png

1252 ms

maui%20jim.png

maui%20jim.png

1389 ms

Logo_KENNETH-COLE_Black.png

Logo_KENNETH-COLE_Black.png

1455 ms

EMporio%20Armani.png

EMporio%20Armani.png

1506 ms

prada-logo-png-transparent.png

prada-logo-png-transparent.png

1440 ms

Michael%20Kors.png

Michael%20Kors.png

1532 ms

103 ms

105 ms

101 ms

101 ms

98 ms

98 ms

126 ms

127 ms

125 ms

123 ms

122 ms

120 ms

Guess%20Logo_2019-GUESS-BLK-CMYK.png

Guess%20Logo_2019-GUESS-BLK-CMYK.png

1796 ms

alfred%20sung.png

alfred%20sung.png

1387 ms

Burberry.png

Burberry.png

1458 ms

john%20lennon.png

john%20lennon.png

1576 ms

EmilioPucci_black.png

EmilioPucci_black.png

1459 ms

Logo_Timberland_black.png

Logo_Timberland_black.png

1294 ms

ErmenegildoZegna_logotipo_black.png

ErmenegildoZegna_logotipo_black.png

1345 ms

final4.png

final4.png

1464 ms

deprecation-en.v5.html

deprecation-en.v5.html

8 ms

bolt-performance

bolt-performance

20 ms

deprecation-style.v5.css

deprecation-style.v5.css

6 ms

right-arrow.svg

right-arrow.svg

5 ms

Accessibility Review

cityoptical.com accessibility score

100

Accessibility Issues

Best Practices

cityoptical.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

cityoptical.com SEO score

100

Search Engine Optimization Advices

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 Cityoptical.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 Cityoptical.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

cityoptical.com

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