Denon AVR-X3800H provides 9.4 channels and 105W per channel with HDMI 2.1 per manufacturer specs, outperforming the Sonos bundle in raw power and video features. Sonos Arc With Era 100 Surrounds Sub Gen 4 offers wireless convenience with Sound Motion technology and dual force-canceling woofers on Sub 4, released 2024-10. Denon wins for dedicated installs while Sonos suits wireless multi-room use.