americanexpress.com American Express Credit Cards, Rewards, Travel and Business Services

Mobile Usability

97/100

Good

Mobile Speed

65/100

Medium

Last tested: 2017-08-27

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americanexpress.com Mobile Usability: 97/100
americanexpress.com Mobile Usability Test Quick Overview

Size tap targets appropriately

Some of the links/buttons on your webpage may be too small for a user to easily tap on a touchscreen. Consider making these tap targets larger to provide a better user experience.
The following tap targets are close to other nearby tap targets and may need additional spacing around them.
The tap target <a id="footer_supplier_management" href="https://www.am…ier_management">Supplier Management</a> and 6 others are close to other tap targets.
The tap target <a id="footer_adChoices" href="https://info.e…oter_adChoices" class="iNWin">AdChoices</a> is close to 1 other tap targets.
americanexpress.com Mobile Speed: 65/100
americanexpress.com Mobile Speed Test Quick Overview

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Your page has 5 blocking script resources and 2 blocking CSS resources. This causes a delay in rendering your page.
https://www.americanexpress.com//us/homepage/hpdat…7f3d98d4a907122eb5f5ed
https://nexus.ensighten.com/amex/amexhead/Bootstrap.js
https://www.aexp-static.com/api/axpi/omniture/visitorAPI-Lite.js
https://www.aexp-static.com/api/ext/jquery/1.10.1/…154466fc017dd05111873d
https://www.aexp-static.com/homepage/us/js/homepag…d870f4ee1e860469d94928
Optimize CSS Delivery of the following:
https://www.aexp-static.com/homepage/us/css/homepa…12d248c22d30d704b77e45
https://www.aexp-static.com/nav/ngn/css/inav_responsive.css
Optimize images

Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 58.8KiB (46% reduction).
Compressing https://www.americanexpress.com/us/homepage/mobile…es/BCE-Mobile-Hero.jpg could save 49.6KiB (51% reduction).
Compressing https://www.aexp-static.com/homepage/us/images/usH…ae849564cb14d3f3607f9e could save 5.3KiB (26% reduction).
Compressing https://www.aexp-static.com/nav/ngn/img/iNav_sprite_footer.gif?ver=0916_02 could save 1.1KiB (24% reduction).
Compressing https://www.aexp-static.com/homepage/us/images/usH…78798007aec375903a2ec6 could save 1KiB (69% reduction).
Compressing https://www.aexp-static.com/nav/ngn/img/logo_bluebox_1x.gif could save 1KiB (24% reduction).
Compressing https://www.aexp-static.com/api/axpi/online-opinion/5.8/tab/oo_tab.png could save 708B (32% reduction).
Leverage browser caching

Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.
Leverage browser caching for the following cacheable resources:
https://icm.aexp-static.com/Internet/US/DARE/ClickStreamVars.js (expiration not specified)
https://nexus.ensighten.com/amex/Bootstrap.js?ens_mk=us (5 minutes)
https://nexus.ensighten.com/amex/amexhead/Bootstrap.js (5 minutes)
Minify JavaScript

Compacting JavaScript code can save many bytes of data and speed up downloading, parsing, and execution time.
Minify JavaScript for the following resources to reduce their size by 783B (20% reduction).
Minifying https://icm.aexp-static.com/Internet/US/DARE/ClickStreamVars.js could save 783B (20% reduction) after compression.
Minify CSS

Compacting CSS code can save many bytes of data and speed up download and parse times.
Minify CSS for the following resources to reduce their size by 560B (20% reduction).
Minifying https://www.aexp-static.com/api/axpi/online-opinio…8/tab/oo_style_rwd.css could save 560B (20% reduction) after compression.

americanexpress.com Mobile Resources


Total Resources62
Number of Hosts19
Static Resources35
JavaScript Resources26
CSS Resources4

americanexpress.com Mobile Resource Breakdown