Smartphones to Outsell PDAs by 5:1 in 2006
"What a difference two years can make. In 2003 worldwide PDA sales surpassed Smartphone sales by over 70%. In 2005 Smartphones outsold PDAs by a factor of 3.4 to 1, which is forecasted to reach 5:1 in 2006. Smartphone sales will continue to grow and will surpass PDA sales by an 11:1 margin in 2011."
Source: Computer Industry Almanac, via the ResourceShelf http://www.resourceshelf.com/