Japan’s Best Motor TV scheduled to deliver an in-depth comparisons review of Nissan GT-R 09YM, 11YM and 12YM. Refer this earlier post about: Japan’s Best Motor TV 2012, 2011, and 2009 Nissan GT-R Comparison
In latest video that uploaded on Jan 02, 2012, Tsuchiya さん did a test by touge（峠）with Nissan GT-R 12YM vs 11YM. It is undeniable that the GT-R 12YM still delivers a better response and performance. Check out the video below.