Oneplus 3 has 6 GB LPDDR4 RAM and 64 GB of internal storage, is available at Rs 27,999.
OnePlus X has a 13 megapixel rear camera and an 8 megapixel front camera.
The OnePlus X Onyx is priced at Rs 16,999.
The OnePlus 2 has a 13 megapixel rear camera and wide angle 5 megapixel camera in the front.
The OnePlus 2 is also the first device to ship with OnePlus' own operating system, OxygenOS.