Sellers say they are faring particularly well on the marketplaces of Amazon and Wal-Mart so far this holiday season.
QVC.com and HPShopping.com placed first in high broadband availability tests, says Gomez.
QVC.com and HPShopping.com placed first in high broadband availability tests among large retailers in February, says Gomez, the web performance division of Compuware Corp. Last month, online shoppers using Internet Explorer could access QVC.com 100% of the time; the site posted a 99.91% Firefox availability rate.
HPShopping.com averaged 99.99% availability in Firefox testing last month and 99.97% in Internet Explorer tests.
OfficeDepot.com tied QVC.com with a 100% Internet Explorer availability score, but finished with a lower Firefox score (99.84%). Overstock.com and OfficeMax.com tied for third in Internet Explorer tests with an average availability of 99.99%.
Williams-Sonoma.com tied HPShopping.com for first in Firefox testing with 99.99%, but posted only 99.43% in Internet Explorer tests. In other Firefox testing, Apple.com (99.97%) came in third, while Amazon.com, Gap.com and VictoriasSecret.com posted identical 99.96% availability scores.
The average Internet Explorer availability for the 21 retailers measured in February was 99.54%, Gomez says. The average Firefox availability for the same group of retailers last month was 99.69%.