Are you looking a mobile phone around 6000? Then Micromax canvas express 2 is a good option for you. With a range of 6000, the mobile has given you a 5inch HD screen android 4.4.2 KitKat with upgradable 8gb internal memory.
Also, service has 13mp rear camera which was not bad. The device also provides you 1.4 ghz octa-core processor with is the best think about the phone.
2500 mah battery and 1 GB ram with 2mp front camera are other you have on the phone. But hang on if you are a crazy gamer this phone is not good for u. Also, the device does not have 4g as well.
And still, u want to bay it u have to search many online sites. Because mobile is not easily available in the market. But allover still in the range of 6000 Micromax provide a good device.