If we talk about our Under 10000 with 4GB ram our next mobile is  Lenovo K9 Note, this is the product of Lenovo which have a good hold in technology market, it make also the laptops, computers, computer accessories and many other technology products with mobiles, so it is the master of upgrade technologies, further we discuss you about its features, if we talk about its memory, its memory is 64GB inbuilt, and expandable memory is 256GB, Its display is 5.99 inch HD, which is some small but according to price it is good, if we talk about its camera, it has been given dual rear 16MP+2MP and 8MP Front camera with this mobile, which is OK according to its price, Further we talk about its battery which has been given 3760mAH lithium ion Battery, which is perfect for this mobile price, if we talk about its processor, it has been managed by Qualcomm Snapdragon SDM450 Processor, which is good, its processor speed is 2 GHz, so if you want to hear our suggestion, this is a perfect mobile in this price, you can enjoy this, its MRP is 11,999, but you can purchase this online in Rs. 7499.