Here are some top smartphones having an inbuilt internal memory of 64GB.HTC One (Available at Rs 31,499 on Amazon, Rs 36,800 on ShopClues.com and Rs 32,939 on SnapDeal.com)
Apple iPhone 6 64GB (Available at Rs 64,500 on eBay.in and Rs 62,500 on TheElectronicStore.in)
Apple iPhone 6 Plus 64GB (Available at Rs 64,500 on eBay.in, Rs 70,700 on ShopClues.com and Rs 71,500 on TheElectronicStore.in)
Apple iPhone 5S 64GB (Available at Rs 58,386 on Amazon, Rs 68,699 on ShopClues.com and Rs 62,990 on SnapDeal.com)
HTC One X Plus (Available at 21,599 on eBay.in and Rs 21,999 on SnapDeal.com)
You can check out the top specs of the smartphones by navigating through the Reference URL provided below.