Previous news showed there will be a OnePlus 3 upgrade version coming soon,  which was named as OnePlus 3S, and will use LCD touch screen and Snapdragon 821 processor. However, OnePlus official later denied the rumors that OnePlus 3 phone will replace the display. A few days ago, an mode of OnePlus 3T exposed online, which gained a lots of attention. It is said to be the OnePlus 3's subsequent version, which will be equipped with Snapdragon 821 processor, and in the camera will use the new sensor, but will not be launched until December of this year.
OnePlus 3T For the emergence of the Oneplus 3T name, many are playful that "T" represents  "Turbo", that is OnePlus 3 turbocharged version, which seems to imply that the function will be upgraded. Of course, many also think it the test version or an engineering machin, and may not be the so-called Oneplus 3 upgrade version.

Nevertheless, there is still news that this Oneplus 3T mobile phone is the upgrade version of the previous OnePlus Three mobile. Though still uses the AMOLED touch screen, but will increase the LG supply to ease the supply of panels. At the same time, this machine will take the occasion to upgrade the processor configuration, and equipped with the new Snapdragon 821 processor. In addition, news also showed that this new machine will use a new camera sensor, which is expected to be equipped with the same IMX398 sensor as OPPO R9s, supporting dual-core focusing technology and F1.7 large aperture lens.

At the same time, the OnePlus 3T smartphone battery capacity will be increased, and will use Gorilla  Glass 5 scratch-resistant screen, will indeed upgrade the processor and camera, as for the other specifications, ther will be no too many changes, including 6GB memory and Android 7.0 system.

From the current information, this OnePlus 3 follow-up version will not be introduced in a short term, and can not determine whether it will be launched before the end of November, so it is said to be debuted in December of this year.

Source from: http://www.androidmall.co.uk/blog/oneplus-3t-smartphone-will-be-released-in-december/