Whats the differene between GSM and CDMA?
Both devices will work on HSPA networks in Europe. The 9530 has dual band CDMA, quadband GSM, and 2100MHz HSPA The 9500 has quadband GSM and 2100MHz HSPA The only difference is the 9500 does not have a CDMA radio installed and yes the 9530 will work on European 2100MHz 3G Networks. In cellular service there are two main competing network technologies: Global System for Mobile Communications (GSM) and Code Division Multiple Access (CDMA). Cellular carriers including Sprint PCS, Cingular Wireless, Verizon and T-Mobile use one or the other. Understanding the difference between GSM and CDMA will allow you to choose a carrier that uses the preferable network technology for your needs. The GSM Association is an international organization founded in 1987, dedicated to providing, developing, and overseeing the worldwide wireless standard of GSM. CDMA, a proprietary standard designed by Qualcomm in the United States, has been the dominant network standard for North America and parts of Asia. Ho
