If you are familiar with red mi note 3, then you will notice similar features in 3s prime. Design: Redmi 3s prime it costs? 8, 999 with 5 inch with LCD panel with a 1280×720 HD resolution; this means a pixel density of 294 PPI. Also it has figure print sensor to unlock. Camera: Now a days most of people took mobile for the reason of camera. It has 13MP rear camera on the Redmi 3S Prime featuring an f/2.0 aperture lens, phase detection autofocus and an LED flash. And also front cam has of 5 mp good at taking beautifull selfie. Also you can’t expect more than this @ this cost. Memory and storage: It is of 3 gb RAm and 32 gb storage. And also has a hybrid slot for external memory card of capacity 128 gb. Bettery: It has huge battery performance, many people are liking it because of its bettery performance. It has 4100 mah bettery. It ll run for 2 days with out using internet. And you can use it for 8hr with all performance. It take bit more time get charge 100%. Performance: It has an octa-core Snapdragon 430 SoC from Qualcomm, and it is the first device in the country to run on this chip. It is clocked at 1.4GHz and is coupled with the new Adreno 505 GPU. OS: Redmi 3S Prime comes with MIUI 7 layered on top of Android 6.0 Marshmallow. And also MIUI 8 update is also available for this. Conclusion: It is a good budget pHone for 8, 999. But facing many problems as by the reviews of others including me. Even it has 3 gb ram it hanging to much. Some time it takes to much of time to sense the finger print. Even though its a goob roshanbhaskar phone. slightly bad review is coming on his peroformancits was nice phone feature was good