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The retailers topped Internet Explorer and Firefox consistency tests, respectively.
Dell.com had the best Internet Explorer consistency score among large retailers tested in October, says Compuware Gomez. Last month, the retailer had the most consistent site loading time with a variation of 0.48 seconds across multiple visits. Walmart.com (0.78 seconds) placed second in Internet Explorer tests. Overstock.com (0.84) placed third and Staples.com (0.86) fourth. Three retailers (Apple.com, LLBean.com and OfficeMax.com) tied for fifth at 0.88 seconds.
Gap.com posted the best Firefox consistency score in October, Compuware Gomez reports, with an average variation of 0.45 seconds. Overstock.com trailed closely in second place (0.52 seconds) and was followed by Dell.com (0.70), Apple.com (0.74) and LLBean.com (0.83).
The average Internet Explorer consistency score among the 18 retailers measured in October was 1.13 seconds. The same group of retailers produced an average Firefox score of 1.23 seconds.
The consistency ratings take into account differences in the speed of web page delivery across multiple visits.