How big retailers measure up on mobile response time (in seconds)
Retailer
iPhone (3 carriers)
OfficeDepot.com
3.71
Amazon.com
4.24
Williams-Sonoma.com
4.71
VictoriasSecret.com
4.96
HSN.com
5.04
m.Sears.com
5.18
m.BestBuy.com
6.37
Overstock.com
6.55
LLBean.com
7.60
JCPenney.com
7.91
Target.com
7.97
OfficeMax.com
8.08
Dell.com
9.36
m.Newegg.com
9.46
Staples.com
12.44
Macys.com
12.74
Costco.com
14.07
Toysrus.com
16.93
Gap.com
17.33

Gomez collected iPhone measurements for mobile sites on the following carriers: AT&T, Sprint and Verizon Wireless. Gomez measured response time as the end-to-end time elapsed while downloading each mobile site.