The Rs. 20,000 segment is a very interesting one in the sphere of Smartphones. On one hand, there are the well established players exercising an almost monopolistic control over the market and on the other, a set of manufacturers (including some home-grown ones) that may not be as well established as their high-end counterparts but are certainly putting up a good fight with the big-guns and in some cases, also giving them a run for their money.