HP dominated the market in 1Q 2009. They had the highest sales, according to both research companies, worldwide and in the US. Of the approximately 15 million PCs of different types sold in the US, HP accounted for either 27.6 or 27.7%. This was a jump for HP from 1Q 2008, when they sold, depending on who you rely upon, just under 24%, or just under 25%.
In 1Q 2009 in the US, Dell came in second, with a share just over 26 percent. This was a significant change for Dell, who sold a bit over 30%, or a bit over 31%, depending on which research company, in 1Q 2008. This made them the largest seller in 1Q 2008.
Worldwide, HP produced the highest numbers for both the 1Q 2008 and 1Q 2009, but their market share increased about 1.5 or 2 points (20.5% or 19.8% in 2009) from (18.1% or 18.5% in 2008). During the same time period, Dell's worldwide share slipped just over 1.6 points from 2008 to 2009 (13.6% or 13.2% to 15.2% or 14.7 % in 2009), down from (15.2 or 14.7% in 2008).