Enjoy HDDs with discounts up to 78% on iprice. The best selling HDDs in the market today are the Purple 2TB, Purple 3TB and Purple 4TB brands. When selecting HDDs, people choose great brands such as WD, Western Digital and Toshiba. HDDs usually cost between S$ 2.00 - S$ 1,122.00. You can either choose between Cooling, Network Equipment and RAM. HDDs today are mostly sold in Silver, Red and Purple depending on your preference.