Hello friends, I will talk with you today with Vivo X21.Vivo X 21 is powered by Octa-Core processor and it comes with 6GB of RAM. The phone has 128 GB internal storage which can be expanded to 256 GB via microSD card. It has a 3400 powerful battery. It has a very modern display. As long as the camera is concerned, Vivo X21s packs 12 megapixel primary camera and 5 megapixels second camera pack and the 24.8 megapixel front shooter packs for sewing. It is named as the Best Mobile of 2015. This mobile is built on our minds. I also like this mobile. I hope you also like it.Thank you