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tesla-4u.com screenshot

Report Summary

  • 32

    Performance

    Renders faster than
    52% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

tesla-4u.com

Enjoy a new driving experience - T4u for Tesla - Try it for Ios/Android

Page Load Speed

3.6 sec in total

First Response

201 ms

Resources Loaded

3 sec

Page Rendered

435 ms

tesla-4u.com screenshot

About Website

Click here to check amazing Tesla 4u content. Otherwise, check out these important facts you probably never knew about tesla-4u.com

application for tesla, T4U for tesla ios, android, application pour tesla, electric vehicle, supercharger, battery, travel, efficiency, statistic

Visit tesla-4u.com

Key Findings

We analyzed Tesla-4u.com page load time and found that the first response time was 201 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

tesla-4u.com performance score

32

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

13/100

10%

LCP (Largest Contentful Paint)

Value13.8 s

0/100

25%

SI (Speed Index)

Value9.6 s

11/100

10%

TBT (Total Blocking Time)

Value660 ms

45/100

30%

CLS (Cumulative Layout Shift)

Value0.052

99/100

15%

TTI (Time to Interactive)

Value12.7 s

14/100

10%

Network Requests Diagram

201 ms

js

14 ms

a5ff7.css

165 ms

ea220.css

176 ms

b3896.css

417 ms

Our browser made a total of 73 requests to load all elements on the main page. We found that 73% of them (53 requests) were addressed to the original Tesla-4u.com, 15% (11 requests) were made to Fonts.gstatic.com and 5% (4 requests) were made to Maps.googleapis.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Tesla-4u.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 281.0 kB (12%)

Content Size

2.4 MB

After Optimization

2.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tesla-4u.com main page is 2.4 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. Images take 1.8 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 117.1 kB

  • Original 140.4 kB
  • After minification 131.3 kB
  • After compression 23.3 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. 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 117.1 kB or 83% of the original size.

Image Optimization

-9%

Potential reduce by 162.8 kB

  • Original 1.8 MB
  • After minification 1.6 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. Tesla 4u images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 1.1 kB

  • Original 299.6 kB
  • After minification 299.6 kB
  • After compression 298.5 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 0 B

  • Original 188.7 kB
  • After minification 188.7 kB
  • After compression 188.7 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. Tesla-4u.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 24 (45%)

Requests Now

53

After Optimization

29

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tesla 4u. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

201 ms

js

js

14 ms

a5ff7.css

a5ff7.css

165 ms

ea220.css

ea220.css

176 ms

b3896.css

b3896.css

417 ms

css

css

26 ms

a026f.css

a026f.css

183 ms

6cb0b.css

6cb0b.css

179 ms

c767b.css

c767b.css

263 ms

css

css

32 ms

59170.css

59170.css

248 ms

d93b6.js

d93b6.js

261 ms

1a113.js

1a113.js

357 ms

4823a.js

4823a.js

269 ms

js

js

51 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

234 ms

5362a.css

5362a.css

247 ms

31730.js

31730.js

248 ms

b68ea.js

b68ea.js

257 ms

145fc.js

145fc.js

431 ms

944e7.js

944e7.js

529 ms

28264.js

28264.js

437 ms

76d15.js

76d15.js

437 ms

04d45.js

04d45.js

438 ms

cropped-fond1.png

cropped-fond1.png

831 ms

dashboard-1-768x1451.png

dashboard-1-768x1451.png

637 ms

App_Store.png

App_Store.png

395 ms

Play_Store.png

Play_Store.png

383 ms

webapp.png

webapp.png

399 ms

onboard.png

onboard.png

399 ms

dashboard_multi-o43cqrvlfl0f5xbelp8vfl9bddjmxl89voslzskl4w.png

dashboard_multi-o43cqrvlfl0f5xbelp8vfl9bddjmxl89voslzskl4w.png

635 ms

dashboard_1-o43cqrvlfl0f5xbelp8vfl9bddjmxl89voslzskl4w.png

dashboard_1-o43cqrvlfl0f5xbelp8vfl9bddjmxl89voslzskl4w.png

636 ms

car_schedule-o43cqrvlfl0f5xbelp8vfl9bddjmxl89voslzskl4w.png

car_schedule-o43cqrvlfl0f5xbelp8vfl9bddjmxl89voslzskl4w.png

655 ms

events-o43cqrvlfl0f5xbelp8vfl9bddjmxl89voslzskl4w.png

events-o43cqrvlfl0f5xbelp8vfl9bddjmxl89voslzskl4w.png

655 ms

activity_0-o43cqrvlfl0f5xbelp8vfl9bddjmxl89voslzskl4w.png

activity_0-o43cqrvlfl0f5xbelp8vfl9bddjmxl89voslzskl4w.png

810 ms

activity_1-o43cqqxr8qz4ubcrr6u8v3hurzo9pw4jjk54iilzb4.png

activity_1-o43cqqxr8qz4ubcrr6u8v3hurzo9pw4jjk54iilzb4.png

803 ms

events_1-o43cqrvlfl0f5xbelp8vfl9bddjmxl89voslzskl4w.png

events_1-o43cqrvlfl0f5xbelp8vfl9bddjmxl89voslzskl4w.png

805 ms

charging_point-e1545566565155-o43cqrvlfl0f5xbelp8vfl9bddjmxl89voslzskl4w.png

charging_point-e1545566565155-o43cqrvlfl0f5xbelp8vfl9bddjmxl89voslzskl4w.png

829 ms

charger_1-o43cqrvlfl0f5xbelp8vfl9bddjmxl89voslzskl4w.png

charger_1-o43cqrvlfl0f5xbelp8vfl9bddjmxl89voslzskl4w.png

830 ms

charger_2-o43cqrvlfl0f5xbelp8vfl9bddjmxl89voslzskl4w.png

charger_2-o43cqrvlfl0f5xbelp8vfl9bddjmxl89voslzskl4w.png

887 ms

settings-o43cqrvlfl0f5xbelp8vfl9bddjmxl89voslzskl4w.png

settings-o43cqrvlfl0f5xbelp8vfl9bddjmxl89voslzskl4w.png

888 ms

settings_1-o43cqqxr8qz4ubcrr6u8v3hurzo9pw4jjk54iilzb4.png

settings_1-o43cqqxr8qz4ubcrr6u8v3hurzo9pw4jjk54iilzb4.png

897 ms

playstore-FR--205x300.png

playstore-FR--205x300.png

918 ms

logo-Tesla-1-1-300x169.png

logo-Tesla-1-1-300x169.png

919 ms

Capture-d%E2%80%99%C3%A9cran-2019-04-19-%C3%A0-21.23.23-300x174.png

Capture-d%E2%80%99%C3%A9cran-2019-04-19-%C3%A0-21.23.23-300x174.png

915 ms

defense.jpg

defense.jpg

1052 ms

tesla4u_logo_1024x1024-150x150.png

tesla4u_logo_1024x1024-150x150.png

971 ms

testi1.jpg

testi1.jpg

984 ms

testi2.jpg

testi2.jpg

999 ms

testi3.jpg

testi3.jpg

1005 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Hw5aXx-p7K4GLs.woff

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Hw5aXx-p7K4GLs.woff

36 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtZ6Hw5aXx-p7K4GLs.woff

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtZ6Hw5aXx-p7K4GLs.woff

115 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCs16Hw5aXx-p7K4GLs.woff

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCs16Hw5aXx-p7K4GLs.woff

69 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCvr6Hw5aXx-p7K4GLs.woff

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCvr6Hw5aXx-p7K4GLs.woff

382 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Xw5aXx-p7K4GLs.woff

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Xw5aXx-p7K4GLs.woff

90 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCu173w5aXx-p7K4GLs.woff

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCu173w5aXx-p7K4GLs.woff

70 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM73w5aXx-p7K4GLs.woff

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM73w5aXx-p7K4GLs.woff

70 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCvr73w5aXx-p7K4GLs.woff

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCvr73w5aXx-p7K4GLs.woff

182 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCvC73w5aXx-p7K4GLs.woff

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCvC73w5aXx-p7K4GLs.woff

181 ms

fa-brands-400.woff

fa-brands-400.woff

231 ms

fa-brands-400.woff

fa-brands-400.woff

231 ms

Simple-Line-Icons.ttf

Simple-Line-Icons.ttf

231 ms

kmKnZrc3Hgbbcjq75U4uslyuy4kn0qNZaxUaC82U.woff

kmKnZrc3Hgbbcjq75U4uslyuy4kn0qNZaxUaC82U.woff

34 ms

kmKiZrc3Hgbbcjq75U4uslyuy4kn0qviTgY3Kca-wLOj.woff

kmKiZrc3Hgbbcjq75U4uslyuy4kn0qviTgY3Kca-wLOj.woff

47 ms

fa-solid-900.woff

fa-solid-900.woff

204 ms

fa-solid-900.woff

fa-solid-900.woff

252 ms

fa-regular-400.woff

fa-regular-400.woff

181 ms

fa-regular-400.woff

fa-regular-400.woff

270 ms

embed

embed

358 ms

js

js

45 ms

geometry.js

geometry.js

4 ms

search.js

search.js

6 ms

main.js

main.js

12 ms

Accessibility Review

tesla-4u.com accessibility score

80

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

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

tesla-4u.com best practices score

75

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

Browser errors were logged to the console

SEO Factors

tesla-4u.com SEO score

84

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

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 Tesla-4u.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 Tesla-4u.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

tesla-4u.com

Open Graph data is detected on the main page of Tesla 4u. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: