"Surprisingly, a study [PDF] by ChangeWave Research surveying 4,040 smartphone subscribers claims that AT&T's voice network metrics are actually getting worse. From March 2009 to March 2010, the study claims AT&T dropped calls rose from 3.3 percent to 4.5 percent. Competitor Verizon, meanwhile, saw its dropped call rates dip from 1.8 percent to 1.5 percent over the same time period.The next highest dropped call rate after AT&T was T-Mobile with a 2.8 percent dropped call rate in March 2010." Despite AT&T' spending an additional $2Billion on infrastructure improvements.
Aside from dropped calls, the survey also claims that AT&T subscribers are quite unsatisfied with their voice network experience. AT&T was tied with T-Mobile in March 2010 for the lowest satisfaction rate, with 23 percent of subscribers reporting satisfaction. Verizon, by contrast, had a 49.9 percent satisfaction rate.
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