What cause the price difference of these SDHC card?

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http://forum.xda-developers.com – I checked out this two SD cards from two different corps, Transend and Toshiba. 16GB class 10 SDHC card. Transend 16GB SDHC Class 10 Toshiba 16GB Class 10 They are silmiliar. The difference of Brand is the only reason about the price? (HowTos)