Denon HEOS AVR vs Sony STRZA1100ES comparison definitely makes sense.
A significant difference between the receivers in the number of channels, Denon HEOS AVR has 5.1 versus 7.2 for Sony STRZA1100ES. Regarding power, then HEOS AVR has such a W/Ohm ratio - 50/8, 65/6 when STRZA1100ES has a power of 70/8, 90/6. The THD is 0.05% for the HEOS AVR but 0.09% for the STRZA1100ES. Only the STRZA1100ES supports Bi-amping feature. Each of the AV receivers can transmit an audio signal directly to the amplifier and bypasses any DSP processing.
Only the Denon HEOS AVR can connect to the Internet via WI-FI. Only the HEOS AVR has Bluetooth support. Each of these units does not support Apple Music. Only the HEOS AVR supports Spotify. Compared AV receivers retain the quality of 4K/60Hz signal when transmitting from a source to a TV or projector. HDMI signal transmission in standby mode is implemented in each of the devices. The STRZA1100ES can scale the input HDMI signal, unlike the HEOS AVR. Dolby Vision technology found support only on the STRZA1100ES.
The Denon HEOS AVR has 4/1 HDMI inputs/outputs versus 5/2 HDMI connectors of the Sony STRZA1100ES. The HDMI Audio Return Channel (ARC) feature supports both devices. The HDMI eARC is available only on the STRZA1100ES. The Consumer Electronics Control (CEC) feature is present in most modern AV receivers and the models in our comparison are no exception. Both models support the standard HDCP 2.2. Receivers do not have a built-in phono stage for connecting a vinyl player. An ECO mode is not present in each of the AV receivers. The setup assistant will help you configure Sony STRZA1100ES.
Only the STRZA1100ES has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the STRZA1100ES.