Budget laptops

• what are the various budget laptops in range 30k to 40k?
• chosen dell, lenovo and hp laptops.
• take a look at this look: https://computerslaptops.knoji.com/top-laptops-comparison-lenovo-vs-hp-store-vs-dellcom/
• differences between various dell series laptops?
• http://www.pcadvisor.co.uk/reviews/laptop/3502508/dell-inspiron-15r-5537-review/
• http://forums.anandtech.com/showthread.php?t=2282747
• http://www.pcworld.com/article/2465363/dell-inspiron-15-5000-series-review-this-15-inch-notebook-disappoints.html
• http://www.compuindia.com/laptops-ultrabooks/new-inspiron-15-354254500iblu.html
• 
  
• differences between various lenovo series laptops?
• http://www.dwsurfshop.com/lenovo-laptops-thinkpad-ideapad-essential/
• http://www.brighthub.com/computing/hardware/articles/65600.aspx
• http://forum.notebookreview.com/lenovo/546877-difference-between-g-z-series.html
• differences between various hp series laptops?
• http://www.hpshopping.in/HP_Pavilion_15-p036tu_Notebook_PC_Laptop
• http://www.hpshopping.in/HP_Pavilion_15-p001tx_Notebook_PC_Laptop
• http://www.flipkart.com/hp-15-p036tu-notebook-4th-gen-ci5-4gb-1tb-win8-1-g8d91pa/p/itmdxnhk3zhfvhcv?pid=COMDXNHGHFXAVHCX&otracker=from-search&srno=t_5&query=HP+Pavilion&ref=c8b950fe-9334-4069-be5f-c7f5984d8012
• lenovo laptops
• http://www.flipkart.com/lenovo-ideapad-s510p-59-383309-laptop-4th-gen-ci5-4gb-500gb-dos/p/itmdtaqahbjgx7yf?pid=COMDTAQ22QMWGJR9&otracker=__compare_Lenovo_Ideapad_S510p(59-383309)_Laptop_(4th_Gen_Ci5%2F_4GB%2F_500GB%2F_DOS)
• http://www.flipkart.com/lenovo-essential-g580-59-358263-laptop-3rd-gen-ci5-4gb-500gb-dos/p/itmdcjhugdtpfzrk?pid=COMDGSR6RUYFGEGH&srno=b_10&ref=7cca2f58-5b85-49f4-9a62-9429828e52be
• http://www.flipkart.com/lenovo-z50-70-notebook-4th-gen-ci5-4gb-1tb-free-dos-59-419432/p/itmdy3y7nfuvjqff?pid=COMDY3Y2HNEZVV5Y&srno=b_6&ref=8cb58832-ac88-4a51-b60b-572eb34263ae
• http://www.flipkart.com/lenovo-ideapad-s510p-59-383309-laptop-4th-gen-ci5-4gb-500gb-dos/p/itmdtaqahbjgx7yf?pid=COMDTAQ22QMWGJR9&srno=b_4&ref=8cb58832-ac88-4a51-b60b-572eb34263ae
•