With more than one mobile phone per person in Germany, it is a strong mobile market, but the potential for growth exists. German mobile consumers are connected and getting smarter. Nearly two out of every three (63%) mobile purchases in Germany are smartphones.

Forty percent of mobile consumers in the U.S. now have smartphones. Android is the most popular operating system, with 40 percent of mobile consumers reporting they have a smartphone with an Android OS. Apple’s iOS is in second place, with 28 percent.

According to first-reported data from Nielsen Smartphone Analytics, a new effort that tracks and analyzes data from on-device meters installed on thousands of iOS and Android smartphones, the average Android consumer in the U.S. spends 56 minutes per day actively interacting with web and apps on their phone.

According to Nielsen, Google’s Android operating system (OS) now claims the largest share of the U.S. consumer smartphone market with 39%. Apple’s iOS is in second place with 28%.

Smartphones continue to grow in popularity. According to Nielsen’s May survey of mobile consumers in the US, 38 percent now own smartphones.

According to Nielsen’s monthly analysis, smartphone owners, especially those with iPhones and Android devices, are consuming more data than ever before on a per-user basis.

According to a Q1 2011 survey, 39.2 percent of mobile consumers in Spain now have smartphones. Nokia’s Symbian operating system remains the most popular with 65 percent market share, despite a 9 point decline since Q4 2010.

A recent survey of the top 300 advertising agencies in Brazil, Argentina, and Mexico, which was undertaken by Nielsen on behalf of the Mobile Marketing Association (MMA) in Latin America, underlined the tremendous growth potential of mobile media in the region.

Smartphones and the consumption of mobile data continue to grow in popularity in the U.S. – 37 percent of mobile consumers now have one – and smartphones with Google’s Android operating system (OS) are proving to be the most popular flavor.

Almost half of online consumers in Southeast Asian countries who say they do not own a smartphone, say they plan on buying a smartphone in 2011 according to a recent global online survey from The Nielsen Company.