One plus 3T is an variant phone or also can be said as next transformed phone of one plus3 so improvement is definetly there in this phone .starting with some important specs.
Its gives 6 gb of ram which is awesome and not found in any device coming under such range of 30000 .
It provides snapdragon latest processor of 821 with 1.6 ghz .
It gives 5.5 inch display resolution of 1080 pixels to 1920 pixels.
So this are the important specs I guess people need in a decent phone but this phone is more than decent because its stylish with its look and touching process is smooth as milk.so thankyou