Acer Aspire E5-571 15.6 inch Laptop On Amazon @ Rs. 23799
http://www.amazon.in/gp/product/B00QIMCP4I

About Product:-
1.7GHz Core i3-4005U processor
4GB DDR3L SDRAM
500GB Hard Drive
Linux operating system
Memory Card Supported : Secure Digital (SD) Card


Price comparison:-
Snapdeal @ 26468
http://www.snapdeal.com/product/acer-acer-e5571-notebook-core/969725518
Flipkart @ 27499
http://www.flipkart.com/acer-aspire-e5-571-notebook-4th-gen-ci3-4gb-500gb-linux-nx-mlusi-003/p/itme26v9ngjdeecp
Pyatm @ 24030 (After Cashback)
https://paytm.com/shop/p/acer-aspire-e5-series-notebook-e5-571-core-i3-4th-gen-4-gb-500-gb-15-6-inches-ubuntu-red-CMPLXACER_E5571_4GB_RED_23613