I am using the Dell Inspiron 15R window8/1TB/4GB/1GB graphics for the last 2 years. Its perforamnce is really good and you love the backlight enable keyboard while typing.
Quality and Durability is really of high standards in Dell inspiro 15R. It has excellent hardware with ease of compatiblity for the users. Now, Comes to the durabiity Its bettery life is average which is 4-5 hours which is not so either good or bad.
I have purchase this for 48, 000/- which is totally value for the money. As, Its comes with excellent service support with Dell India, you will not face any customer service issue. As, Best of my experience Dell customer serivce is best as compare to other notebook manufacturer.
YOU CAN GO WITH DELL FOR EXCELLENT HARDWARE AND GOOD CUSTOMER SERVICE SUPPORT!