Our new survey tells us that up to 50% of online shoppers this year will use their mobile device. Good news is that most retail stores that have an online store now also offer a mobile version, e.g: http://m.gap.com, http://m.jcpenney.com, http://m.bestbuy.com. In the past years we have done a deep dive web performance analysis on the desktop versions of these sites and blogged about it. This year we took a look at the mobile sties and found some “terrible” website performance mistakes that will most likely frustrate the mobile shopper. The “highlights” (or lowlights) that we found are:

  • 87 Roundtrips from 25 different domains for a single mobile page
  • 28 redirects from the mobile site to the desktop site for downloading JS and CSS
  • 2.5MB of page size for the shopping cart

Continue reading the rest of the blog ...