"Having a dedicated hard key is a nice touch and it might help differentiate Nokia's Asha line, " said RobertaCozza, research director at tech analysis firm Gartner.
"Western Europe and North America led most of the smartphone growth for Apple during the fourth quarter of 2011, " said RobertaCozza, principal research analyst at Gartner.
"Operators are getting very picky about what to include in their portfolios because they have a lot of choice, " says RobertaCozza, an analyst at research firm Gartner.