Over MCACC, Advanced MCACC offers automatic adjustments for room resonance, application of "X-Curve", more bands of equalization (9) and the ability to graphically output your room curve to a PC for "tweaking".
Over a 1014, a 56TXi will offer better amplification, beefier power supply, more headroom, and i-link.
Over a 1014, a 56TXi will offer better amplification, beefier power supply, more headroom, and i-link.