Xolo era x is good phone under this price range. It has 2gb of ram and 8gb rom and it runs on android lollipop upgradeable to android marshmallow. It comes with 5 inch display whic provides Little bit good resolution and it has gorila glass
Their are some cons
The Build quality is poor
It not look to good
Comes with only black colour
battery life is no that good but satisfactory
pros
It comes with good sound quality
style and design is good
you can upgrade in marshmallow