Both the R-872 and R-772 receivers are rated at 100 watts per channel for each of their 7 channels and both share a host of common features including: HDMI 1.3 switching; lossless audio decoding; AM/FM tuners with 30 presets; XM radio ready; automatic set-up with supplied microphone; Newcastle's SNAPTM Room EQ; input renaming; A/V Synch Delay; digital/analog input polling; independent audio and video outputs for Zone 2; RS-232 port for bi-directional control and more.