Tools & Wizards About Us
reviews.serta.com screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

reviews.serta.com

Mattresses Online from the World’s Best Mattress Company | Serta

Page Load Speed

4.7 sec in total

First Response

457 ms

Resources Loaded

3.9 sec

Page Rendered

321 ms

reviews.serta.com screenshot

About Website

Click here to check amazing Reviews Serta content for United States. Otherwise, check out these important facts you probably never knew about reviews.serta.com

Buy the always comfortable, best mattress online at Serta.com. Try for 120 nights w/ free shipping on all mattresses: California King, King, Queen, Full, Twin & Twin XL.

Visit reviews.serta.com

Key Findings

We analyzed Reviews.serta.com page load time and found that the first response time was 457 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

reviews.serta.com performance score

0

Network Requests Diagram

reviews.serta.com

457 ms

index.html

503 ms

style.extend.css

369 ms

gui-fix.css

146 ms

jquery.min.js

291 ms

Our browser made a total of 179 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Reviews.serta.com, 69% (123 requests) were made to Serta.com and 4% (8 requests) were made to W.sharethis.com. The less responsive or slowest element that took the longest time to load (963 ms) relates to the external source Serta.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.4 MB (44%)

Content Size

3.3 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Reviews.serta.com 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. 70% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 137.3 kB

  • Original 166.9 kB
  • After minification 135.5 kB
  • After compression 29.6 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 31.4 kB, which is 19% 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 137.3 kB or 82% of the original size.

Image Optimization

-2%

Potential reduce by 27.3 kB

  • Original 1.5 MB
  • After minification 1.5 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. Reviews Serta images are well optimized though.

JavaScript Optimization

-71%

Potential reduce by 597.4 kB

  • Original 837.5 kB
  • After minification 704.9 kB
  • After compression 240.1 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 597.4 kB or 71% of the original size.

CSS Optimization

-88%

Potential reduce by 665.4 kB

  • Original 755.8 kB
  • After minification 633.0 kB
  • After compression 90.4 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. Reviews.serta.com needs all CSS files to be minified and compressed as it can save up to 665.4 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 97 (57%)

Requests Now

171

After Optimization

74

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 171 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Reviews Serta. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 43 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

reviews.serta.com

reviews.serta.com

457 ms

index.html

index.html

503 ms

style.extend.css

style.extend.css

369 ms

gui-fix.css

gui-fix.css

146 ms

jquery.min.js

jquery.min.js

291 ms

jquery.cookie.js

jquery.cookie.js

149 ms

flight.min.js

flight.min.js

156 ms

flight.xpress.js

flight.xpress.js

177 ms

handlebars-v3.0.3.js

handlebars-v3.0.3.js

364 ms

flexslider-2.1-custom.jquery.js

flexslider-2.1-custom.jquery.js

221 ms

bvapi.js

bvapi.js

57 ms

modernizr-2.6.2-custom.min.js

modernizr-2.6.2-custom.min.js

227 ms

store-loccator.js

store-loccator.js

247 ms

menu-aim-custom.jquery.js

menu-aim-custom.jquery.js

226 ms

bootstrap-button-2.3.1.jquery.js

bootstrap-button-2.3.1.jquery.js

234 ms

bootstrap-collapse-2.3.1.jquery.js

bootstrap-collapse-2.3.1.jquery.js

254 ms

bootstrap-dropdown-2.3.1.jquery.js

bootstrap-dropdown-2.3.1.jquery.js

330 ms

bootstrap-modal-2.3.1.jquery.js

bootstrap-modal-2.3.1.jquery.js

297 ms

bootstrap-tab-2.3.0.jquery.js

bootstrap-tab-2.3.0.jquery.js

329 ms

bootstrap-transition-2.3.1.jquery.js

bootstrap-transition-2.3.1.jquery.js

330 ms

bootstrap-tooltip-2.3.1.jquery.js

bootstrap-tooltip-2.3.1.jquery.js

367 ms

bootstrap-popover-2.3.1.jquery.js

bootstrap-popover-2.3.1.jquery.js

368 ms

bootstrap-typeahead-2.3.2.jquery.js

bootstrap-typeahead-2.3.2.jquery.js

368 ms

throttle-1.1.jquery.min.js

throttle-1.1.jquery.min.js

369 ms

equalize-custom.jquery.min.js

equalize-custom.jquery.min.js

375 ms

harvey.js

harvey.js

393 ms

script.js

script.js

439 ms

geo-location.js

geo-location.js

439 ms

sub-collection.js

sub-collection.js

439 ms

buttons.js

buttons.js

514 ms

font.css

font.css

151 ms

style.css

style.css

246 ms

bv.js

bv.js

96 ms

analytics.js

analytics.js

43 ms

ga.js

ga.js

43 ms

craTracking.min.js

craTracking.min.js

601 ms

serta-insider-lb-woman-telling-img.png

serta-insider-lb-woman-telling-img.png

830 ms

tan.jpg

tan.jpg

76 ms

shopping-tools-app-promo-icon.png

shopping-tools-app-promo-icon.png

79 ms

download-app-store-btn.png

download-app-store-btn.png

80 ms

responsive-app-promo-icon.png

responsive-app-promo-icon.png

81 ms

loader.gif

loader.gif

78 ms

perfect-sleeper.jpg

perfect-sleeper.jpg

80 ms

icomfort.jpg

icomfort.jpg

151 ms

iseries.jpg

iseries.jpg

152 ms

serta.jpg

serta.jpg

151 ms

mattress-selector-menu-image.jpg

mattress-selector-menu-image.jpg

154 ms

perfect-sleeper.jpg

perfect-sleeper.jpg

159 ms

icomfort.jpg

icomfort.jpg

155 ms

sertapedic.jpg

sertapedic.jpg

246 ms

bellagio.jpg

bellagio.jpg

246 ms

motion-custom.png

motion-custom.png

245 ms

hotel-mattresses.jpg

hotel-mattresses.jpg

244 ms

SI-nav.jpg

SI-nav.jpg

242 ms

selector.jpg

selector.jpg

243 ms

fr-new-adjustable-foundation-nav.jpg

fr-new-adjustable-foundation-nav.jpg

519 ms

new-ico-promo-nav.jpg

new-ico-promo-nav.jpg

518 ms

SI-promo-nav.jpg

SI-promo-nav.jpg

517 ms

counting-sheep.jpg

counting-sheep.jpg

517 ms

homepage-promos-hp-banner.jpg

homepage-promos-hp-banner.jpg

676 ms

ico-promo-box-text-button.png

ico-promo-box-text-button.png

517 ms

ico-seals.png

ico-seals.png

519 ms

homepage-promos-hp-banner-rotating-2.jpg

homepage-promos-hp-banner-rotating-2.jpg

659 ms

perfect-sleeper-grey.jpg

perfect-sleeper-grey.jpg

715 ms

perfect-sleeper-logo.png

perfect-sleeper-logo.png

519 ms

womens-award-hp-banner-1-os.jpg

womens-award-hp-banner-1-os.jpg

662 ms

WCA_Recom_Multi-Awards_Serta_2014-2016_reversed.png

WCA_Recom_Multi-Awards_Serta_2014-2016_reversed.png

804 ms

sm-serta-logo.png

sm-serta-logo.png

580 ms

hp-bottom-promo-banner.jpg

hp-bottom-promo-banner.jpg

792 ms

mattress-selector-482x108.jpg

mattress-selector-482x108.jpg

730 ms

pres-day-PS-tall-banner.png

pres-day-PS-tall-banner.png

732 ms

homepage-perfect-sleeper-tab.png

homepage-perfect-sleeper-tab.png

825 ms

homepage-icomfort-tab.png

homepage-icomfort-tab.png

834 ms

collect

collect

21 ms

gill-sans-light.woff

gill-sans-light.woff

802 ms

gill-sans.woff

gill-sans.woff

812 ms

content

content

901 ms

homepage-view-other-collections-tab.png

homepage-view-other-collections-tab.png

876 ms

homepage-mattress-selector-tab.png

homepage-mattress-selector-tab.png

963 ms

sm.png

sm.png

854 ms

collect

collect

83 ms

bv-analytics.js

bv-analytics.js

178 ms

serta-americas1-mm-footer.png

serta-americas1-mm-footer.png

801 ms

serta-womens-choice-award-seal.png

serta-womens-choice-award-seal.png

801 ms

serta-designed-built-usa-seal-footer.png

serta-designed-built-usa-seal-footer.png

854 ms

survey_tab2.png

survey_tab2.png

868 ms

si-logo-and-diningdollars-txt.png

si-logo-and-diningdollars-txt.png

865 ms

header.png

header.png

867 ms

lt.jpg

lt.jpg

806 ms

lrg.jpg

lrg.jpg

835 ms

arrow-sm.png

arrow-sm.png

850 ms

shopping-cart-menu-navigation.png

shopping-cart-menu-navigation.png

851 ms

search.png

search.png

853 ms

lt-dk.jpg

lt-dk.jpg

867 ms

gtm.js

gtm.js

151 ms

getAllAppDefault.esi

getAllAppDefault.esi

168 ms

beacon

beacon

58 ms

os-161-0.js

os-161-0.js

76 ms

quant.js

quant.js

31 ms

fbds.js

fbds.js

29 ms

beacon

beacon

48 ms

beacon

beacon

49 ms

index

index

781 ms

account.png

account.png

603 ms

fb.png

fb.png

632 ms

twitter.png

twitter.png

647 ms

pinterest.png

pinterest.png

647 ms

icon-white.png

icon-white.png

648 ms

email.png

email.png

664 ms

activityi;src=4340046;type=Retar-;cat=Serta-;ord=2645377010480;~oref=http%3A%2F%2Fwww.serta.com%2Findex.html

activityi;src=4340046;type=Retar-;cat=Serta-;ord=2645377010480;~oref=http%3A%2F%2Fwww.serta.com%2Findex.html

60 ms

activityi;src=4340046;type=Retar-;cat=gaidpass;u1=2147303045.1458502711;ord=1314902491309;~oref=http%3A%2F%2Fwww.serta.com%2Findex.html

activityi;src=4340046;type=Retar-;cat=gaidpass;u1=2147303045.1458502711;ord=1314902491309;~oref=http%3A%2F%2Fwww.serta.com%2Findex.html

60 ms

activityi;src=4340046;type=Retar-;cat=Landi-;ord=1;num=7751696303370;~oref=http%3A%2F%2Fwww.serta.com%2Findex.html

activityi;src=4340046;type=Retar-;cat=Landi-;ord=1;num=7751696303370;~oref=http%3A%2F%2Fwww.serta.com%2Findex.html

55 ms

7848cddf9c81.js

7848cddf9c81.js

17 ms

126 ms

pixel;r=1921175156;a=p-96Z_SkFtLp0RU;labels=_fp.event.Serta%20Homepage;fpan=1;fpa=P0-1550085432-1458502711560;ns=0;ce=1;cm=;je=0;sr=1024x768x32;enc=n;dst=0;et=1458502711560;tzo=-180;ref=;url=http%3A%2F%2Fwww.serta.com%2Findex.html;ogl=title.Mattresses%20by%20Serta%252E%20We%20Make%20the%20World%E2%80%99s%20Best%20Mattress%252E%2Ctype.website%2Curl.http%3A%2F%2Fwww%252Eserta%252Ecom%2Findex%252Ehtml%2Cimage.http%3A%2F%2Fwww%252Eserta%252Ecom%2Fsites%2F1%2Ftagrem%2Fserta%2Fuploads%2Fcontent%2Fhome%2Fslide%2Ficomfort%252Ejp%2Csite_name.Serta%252Ecom

pixel;r=1921175156;a=p-96Z_SkFtLp0RU;labels=_fp.event.Serta%20Homepage;fpan=1;fpa=P0-1550085432-1458502711560;ns=0;ce=1;cm=;je=0;sr=1024x768x32;enc=n;dst=0;et=1458502711560;tzo=-180;ref=;url=http%3A%2F%2Fwww.serta.com%2Findex.html;ogl=title.Mattresses%20by%20Serta%252E%20We%20Make%20the%20World%E2%80%99s%20Best%20Mattress%252E%2Ctype.website%2Curl.http%3A%2F%2Fwww%252Eserta%252Ecom%2Findex%252Ehtml%2Cimage.http%3A%2F%2Fwww%252Eserta%252Ecom%2Fsites%2F1%2Ftagrem%2Fserta%2Fuploads%2Fcontent%2Fhome%2Fslide%2Ficomfort%252Ejp%2Csite_name.Serta%252Ecom

22 ms

arrow-secondary.png

arrow-secondary.png

640 ms

getSegment.php

getSegment.php

176 ms

checkOAuth.esi

checkOAuth.esi

54 ms

os-ue-lib-1.1.1.js

os-ue-lib-1.1.1.js

27 ms

index.php

index.php

579 ms

pixel

pixel

83 ms

collect

collect

30 ms

29 ms

collect

collect

10 ms

email.png

email.png

578 ms

28 ms

reviews.png

reviews.png

575 ms

fb.png

fb.png

564 ms

twitter.png

twitter.png

542 ms

gplus.png

gplus.png

562 ms

pinterest.png

pinterest.png

595 ms

t.dhj

t.dhj

24 ms

t.dhj

t.dhj

10 ms

blg.png

blg.png

537 ms

cm

cm

37 ms

x35248

x35248

134 ms

fb-dk.png

fb-dk.png

520 ms

twitter-dk.png

twitter-dk.png

505 ms

11 ms

s-3271.xgi

s-3271.xgi

10 ms

hbpix

hbpix

31 ms

21 ms

xrefid.xgi

xrefid.xgi

5 ms

pinterest-dk.png

pinterest-dk.png

502 ms

icon-dk.png

icon-dk.png

483 ms

email-dk.png

email-dk.png

475 ms

pixel

pixel

19 ms

2981

2981

37 ms

marker-4.png

marker-4.png

450 ms

arrow-lrg.png

arrow-lrg.png

435 ms

slide-active.png

slide-active.png

452 ms

slide.png

slide.png

489 ms

arrow-prev.png

arrow-prev.png

458 ms

arrow-next.png

arrow-next.png

449 ms

touch.min.js

touch.min.js

434 ms

blue-dk.jpg

blue-dk.jpg

436 ms

arrow-btn-white.png

arrow-btn-white.png

453 ms

index.html

index.html

821 ms

close-blue.png

close-blue.png

467 ms

intro.jpg

intro.jpg

523 ms

iSeries-Vantage-Plush-500x326.png

iSeries-Vantage-Plush-500x326.png

509 ms

iComfort-Savant-EverFeel-Plush-250x160.png

iComfort-Savant-EverFeel-Plush-250x160.png

439 ms

iSeries-Vantage-Plush-250x163.png

iSeries-Vantage-Plush-250x163.png

454 ms

penny-field-super-pillow-top-elite-250x163.png

penny-field-super-pillow-top-elite-250x163.png

477 ms

loader.gif

loader.gif

487 ms

cart.png

cart.png

294 ms

touch.min.js

touch.min.js

217 ms

index.3c401b929c426b4aced880852aeb0d98.html

index.3c401b929c426b4aced880852aeb0d98.html

25 ms

buttons.4d4008011051a133a045fe92d3143ad4.css

buttons.4d4008011051a133a045fe92d3143ad4.css

26 ms

stcommon.2b05accc08f1ee42fe1983647ab923ea.js

stcommon.2b05accc08f1ee42fe1983647ab923ea.js

22 ms

st.1188278743c14064d5e8ae56c8ada29c.js

st.1188278743c14064d5e8ae56c8ada29c.js

20 ms

facebook_32.png

facebook_32.png

23 ms

twitter_32.png

twitter_32.png

22 ms

pinterest_32.png

pinterest_32.png

19 ms

googleplus_32.png

googleplus_32.png

19 ms

email_32.png

email_32.png

20 ms

collect

collect

5 ms

feedback_button_desktop_serta_new_yellow.png

feedback_button_desktop_serta_new_yellow.png

14 ms

22 ms

SEO Factors

reviews.serta.com SEO score

0

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Reviews.serta.com can be misinterpreted by Google and other search engines. Our service has detected that English 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 Reviews.serta.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

reviews.serta.com

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