Sony STR-DH790 vs Marantz CINEMA 40 comparison definitely makes sense.
A significant difference between the receivers in the number of channels, Sony STR-DH790 has 7.2 versus 9.2 for Marantz CINEMA 40. Regarding power, then STR-DH790 has such a W/Ohm ratio - 90/6 when CINEMA 40 has a power of 125/8, 165/6. The THD is 0.09% for the STR-DH790 but 0.08% for the CINEMA 40.
Characteristics of digital to analog converter (DAC) are different, 192 KHz/24-bit for STR-DH790 and 192 KHz/32-bit for the CINEMA 40. Both the STR-DH790 and the CINEMA 40 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. Only the CINEMA 40 supports Spotify.
HDMI signal transmission in standby mode is implemented in each of the devices. The CINEMA 40 can scale the input HDMI signal, unlike the STR-DH790. The HDR standard - Dolby Vision is supported by these receivers.
The Sony STR-DH790 has 4/1 HDMI inputs/outputs versus 7/3 HDMI connectors of the Marantz CINEMA 40. The HDMI Audio Return Channel (ARC) feature supports both devices. HDMI eARC is available in each model. The Consumer Electronics Control (CEC) feature is present in most modern AV receivers and the models in our comparison are no exception. The STR-DH790 supports the protection of digital content of the standard HDCP 2.2, versus HDCP 2.3 in the CINEMA 40. The CINEMA 40 has a built-in phono stage for connecting a vinyl player. An ECO mode is only available for the CINEMA 40. Both STR-DH790 and CINEMA 40 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.