strava.com Strava | Run and Cycling Tracking on the Social Network for Athletes

Mobile Usability

99/100

Good

Mobile Speed

57/100

Bad

Last tested: 2017-08-27

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strava.com Mobile Usability: 99/100
strava.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 <ol class="flickity-page-dots"></ol> is close to 1 other tap targets.
strava.com Mobile Speed: 57/100
strava.com Mobile Speed Test Quick Overview

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

Your page has 3 blocking script resources and 2 blocking CSS resources. This causes a delay in rendering your page.
https://cdn.optimizely.com/js/7172046.js
https://d3nn82uaxijpm6.cloudfront.net/assets/strav…03c862126a43a613a02.js
https://d3nn82uaxijpm6.cloudfront.net/assets/websi…78139c26b43f0f9551e.js
Optimize CSS Delivery of the following:
https://d3nn82uaxijpm6.cloudfront.net/assets/websi…b655960b789420c2e9.css
https://d3nn82uaxijpm6.cloudfront.net/assets/websi…b112062e79967a5372.css
Avoid landing page redirects

Your page has 2 redirects. Redirects introduce additional delays before the page can be loaded.
Avoid landing page redirects for the following chain of redirected URLs.
http://strava.com/
http://www.strava.com/
https://www.strava.com/
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://api.branch.io/v1/event (expiration not specified)
https://api.branch.io/v1/open (expiration not specified)
https://api.branch.io/v1/url (expiration not specified)
https://cdn.branch.io/branch-latest.min.js (expiration not specified)
https://cdn.optimizely.com/js/7172046.js (2.1 minutes)
https://www.googletagmanager.com/gtm.js?id=GTM-TP8…gleTagManagerDataLayer (15 minutes)
https://connect.facebook.net/signals/config/1543944832506473?v=2.7.6 (20 minutes)
https://connect.facebook.net/signals/config/845436102209527?v=2.7.6 (20 minutes)
https://dnn506yrbagrg.cloudfront.net/pages/scripts/0037/0879.js?415080 (60 minutes)
https://www.google-analytics.com/plugins/ua/ec.js (60 minutes)
https://www.google-analytics.com/analytics.js (2 hours)
Enable compression

Compressing resources with gzip or deflate can reduce the number of bytes sent over the network.
Enable compression for the following resources to reduce their transfer size by 3.5KiB (51% reduction).
Compressing https://d3nn82uaxijpm6.cloudfront.net/assets/websi…0ee36e64df8297d4aa.svg could save 826B (55% reduction).
Compressing https://d3nn82uaxijpm6.cloudfront.net/assets/websi…284be95b10bb8544b4.svg could save 746B (47% reduction).
Compressing https://d3nn82uaxijpm6.cloudfront.net/assets/websi…fffdac2ad8e8d1f97e.svg could save 732B (54% reduction).
Compressing https://d3nn82uaxijpm6.cloudfront.net/assets/websi…7203f021e9c1e34a63.svg could save 730B (48% reduction).
Compressing https://d3nn82uaxijpm6.cloudfront.net/assets/websi…6ceec3fbf3ef5972c7.svg could save 570B (53% reduction).
Optimize images

Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 1.1KiB (65% reduction).
Compressing https://d3nn82uaxijpm6.cloudfront.net/assets/websi…23965d78b641c09a76.png could save 1.1KiB (65% reduction).

strava.com Mobile Resources


Total Resources98
Number of Hosts19
Static Resources77
JavaScript Resources19
CSS Resources2

strava.com Mobile Resource Breakdown