The Denon AVR-X4000 vs Marantz SR5013 comparison proves that these receivers have many common features.
Considered AV receivers have the same number of channels 7.2. Regarding power, then AVR-X4000 has such a W/Ohm ratio - 125/8, 165/6 when SR5013 has a power of 100/8, 140/6. The THD is 0.05% for the AVR-X4000 but 0.08% for the SR5013.
Characteristics of digital to analog converter (DAC) are different, 192 KHz/24-bit for AVR-X4000 and AKM 384 KHz/32-bit for the SR5013. Both the AVR-X4000 and the SR5013 support Bi-amping. Each of the AV receivers can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Rivals from our review have Bluetooth support. The Denon AVR-X4000 has support for AirPlay, and its competitor in our comparison - AirPlay, AirPlay 2. Spotify can be used on each receiver. The AVR-X4000 can work with the audio stream from Pandora, Sirius XM, and the SR5013 can receive a content from Deezer, Pandora, Napster, SiriusXM, TuneIn Radio. 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. Dolby Vision technology found support only on the SR5013.
The Denon AVR-X4000 has 7/3 HDMI inputs/outputs versus 8/2 HDMI connectors of the Marantz SR5013. The HDMI Audio Return Channel (ARC) feature supports both devices. Unfortunately, HDMI eARC is not available on monitored devices. 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. These compared receivers have a built-in phono stage for connecting a vinyl player.
The AVR-X4000 supports 3 Multi-room zones, versus 2 for the SR5013. An ECO mode is only available for the SR5013. Both AVR-X4000 and SR5013 can be configured using the Setup assistant.
Only the SR5013 has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the SR5013.