Sony states the following for the AZ5000ES:
Elevate your home theater standards with Sony’s STR-AZ5000ES first 11.2 CH 8K A/V Receiver featuring renowned ES quality. Designed for integrators with optimized configurability, flexible connectivity, and advanced IP control for leading control systems. The STR-AZ5000ES is the total package for...
electronics.sony.com
130W + 130W 8ohms, 1kHz, 2ch, THD 0.9%
Whereas, Denon states the following for the X6700H:
Denon
www.denon.com
140 watts per channel (8 Ohms, 20Hz-20kHz, THD: 0.05%, 2 ch. driven)
And the current gen X4800H reports:
Power Output (8 ohm, 20 Hz - 20 kHz, 0.05% 2ch Drive) | 125W |
Honestly, it's no contest if these specs are accurate. Sony is doing themselves no favors quoting performance at 0.9% THD, 1 kHz only...