Hyundia Kia motors as well as Volkswagen using DSG as well as DCT in their new premium cars .
What is DSG/DCT ?
Its a basically a twin clutch gearbox basics of both DCT and DSG are same but companies named it differently. Its DSG( Direct shift gearbox) in Volkswagen.

Sensors in the gearbox constantly measure a whole host of things, including how fast you’re going, how hard the engine is working and the position of the accelerator, to work out the optimum gear and shift point.

Sports mode make you hold to a gear longer whereas normal drive mode change gear to higher as soon as possible to give you every little mileage out of your 1litre of fuel.
It changes gear in a few hundredths of a second.

