Common mistakes are hurting website speed for retail startups

Download speed is one of the most critical features for retail customers online. Unfortunately, when it comes to Social Retail startups on the smartphone or tablet, there are probably a lot of frustrated visitors.

Startup shootout: How to hurt your mobile performance

Editor’s note: Keynote Systems’ Startup Shootout Index provides some insight into the three-screen challenge now facing anyone with a web presence. It’s the first website performance index to measure load times and completion percentages on desktops, smartphones, and tablets simultaneously. VentureBeat is Keynote’s exclusive media partner, so we’ll be bringing you a fresh set of data from Keynote every month. See below for the full data set, click here to see a larger summary graph, and check out previous Startup Shootout results.