Sony STR-DH790 vs Onkyo TX-SR494 – that is a question.
AV receivers under review have the same number of channels. In terms of power, there are differences, the STR-DH790 has such a ratio W/Ohm - 90/6, while the TX-SR494 has a power of 135/6. The value of total harmonic distortion is also different, and for the STR-DH790 it is 0.09%, but for the TX-SR494 it is 0.08%.
The manufacturer installed different DACs, the STR-DH790 received the model 192 KHz/24-bit, but the TX-SR494 is equipped with AKM 384 KHz/32-bit. Each of the compared opponents supports Bi-amping. Both Sony STR-DH790 and Onkyo TX-SR494 can transmit an audio signal directly to the amplifier and bypasses any DSP processing.
Wireless connection to the Internet via WIFI can not be performed on these receivers. Each of the receivers has a Bluetooth connector. Support for Apple Music Services not implemented. Spotify is not available for these receivers.
The HDR10 function is present in each of the rivals. The quality of 4K/60Hz signal remains unchanged when transmitting from a source to a TV or projector via HDMI for both receivers. Signaling over HDMI in standby mode can provide the STR-DH790 and the TX-SR494. None of the devices can increase the resolution of the incoming video signal. Operation with the Dolby Vision is only possible with the STR-DH790.
The number of HDMI inputs/outputs is the same - 4/1. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is only supported by the STR-DH790. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. STR-DH790 and TX-SR494 support the standard HDCP 2.2. Unlike most receivers, our models do not have a built-in phono stage for connecting a vinyl player. Voice control of the basic functions of the receiver is not realized in both models. There is an ECO mode in neither AV receiver. The Sony STR-DH790 and the Onkyo TX-SR494 can be properly configured using the setup assistant.
A Dolby Atmos multichannel audio format is available both models. A DTS:X surround technology is supported by devices from our comparison.