Originally Posted by V8convert
From the link:
The big news with the new SL63 is the addition of Mercedes' seven-speed twin-clutch SpeedShift MCT (Multi-Clutch Transmission) with four drive modes. Shifts with the MCT are promised to be smoother, faster and more fun overall than before.
Ah, interesting. So they went for a dual-clutch design as well. The link does not bring up a narrative for me, but this does:
MCT stands for Multi Clutch Transmission apparently...
I am surprised by the quoted 100ms time.