An affordable AV receiver is always a good option to consider, so Sony STRZA1100ES vs Marantz SR5011 comparison definitely makes sense.
Considered AV receivers have the same number of channels 7.2. Regarding power, then STRZA1100ES has such a W/Ohm ratio - 70/8, 90/6 when SR5011 has a power of 100/8, 140/6. The THD is 0.09% for the STRZA1100ES but 0.08% for the SR5011. Both the STRZA1100ES and the SR5011 support Bi-amping. Each of the AV receivers can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Only the SR5011 has Bluetooth support. Only the SR5011 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. Both rivals can scale the resolution of the incoming HDMI signal. The HDR standard - Dolby Vision is supported by these receivers.
The Sony STRZA1100ES has 5/2 HDMI inputs/outputs versus 8/2 HDMI connectors of the Marantz SR5011. 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.
Each of the AV receivers from our review supports 2 Multi-room zones. A voice control is not available. An ECO mode is only available for the SR5011. Both STRZA1100ES and SR5011 can be configured using the Setup assistant.
Both devices have support for Dolby Atmos multichannel audio format. The surround sound technology DTS:X is supported by devices under review.