India, Oct. 25 -- Buying a printer for your home may seem like an easy task until the time you start doing the calculation for how much it will cost you over the next two or three years. For instance, an ink-tank printer may seem like the obvious choice for everyday colour printing compared to a colour laser printer owing to the lower upfront cost. However, the long term cost not only depends on the price of the printer but also on various factors including the toner replacement cost. It all depends on how frequently do you want to print coloured sheets and what is the cost of a replacement toner.

Sure, ink-tank printers do promise inexpensive refills and low running costs, which may make them attractive for students, families and home o...