METRICS: Mobile benchmarks for mobile Web retailers

Mobile website performance varies significantly from retailer to retailer, according to a new survey conducted by Compuware's Web performance unit Gomez. Among 14 mobile websites monitored between Nov. 1 and Nov. 14, Gomez reports that the average response time is 4.7 seconds, about 50 percent slower than the average response time of the same retailer's traditional Internet site. Click here to see the best--and worst--performers.