Sony STR-DH590 vs Denon AVR-X2400H comparison definitely makes sense.
A significant difference between the receivers in the number of channels, Sony STR-DH590 has 5.2 versus 7.2 for Denon AVR-X2400H. Regarding power, then STR-DH590 has such a W/Ohm ratio - 145/6 when AVR-X2400H has a power of 95/8, 125/6. The THD is 0.09% for the STR-DH590 but 0.08% for the AVR-X2400H.
Characteristics of digital to analog converter (DAC) are different, 192 KHz/32-bit for STR-DH590 and 192 KHz/24-bit for the AVR-X2400H. None of the models support Bi-amping. Each of the AV receivers can transmit an audio signal directly to the amplifier and bypasses any DSP processing.
Only the Denon AVR-X2400H can connect to the Internet via WI-FI. Rivals from our review have Bluetooth support. Only the AVR-X2400H 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 competitors are not able to scale the HDMI signal. The HDR standard - Dolby Vision is supported by these receivers.
The Sony STR-DH590 has 4/1 HDMI inputs/outputs versus 8/2 HDMI connectors of the Denon AVR-X2400H. 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. Receivers do not have a built-in phono stage for connecting a vinyl player. An ECO mode is only available for the AVR-X2400H. The setup assistant will help you configure Denon AVR-X2400H.
Only the AVR-X2400H has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the AVR-X2400H.