The Sony STR-DH790 vs Yamaha RX-A2A comparison will be extremely helpful for people who want to get a great, powerful receiver with many functions.
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 RX-A2A has a power of 100/8. The value of total harmonic distortion is also different, and for the STR-DH790 it is 0.09%, but for the RX-A2A it is 0.06%.
The manufacturer installed different DACs, the STR-DH790 received the model 192 KHz/24-bit, but the RX-A2A is equipped with 384 KHz/32-bit. Each of the compared opponents supports Bi-amping. Both Sony STR-DH790 and Yamaha RX-A2A can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Each of the receivers has a Bluetooth connector. The RX-A2A has access to the Spotify service.
Signaling over HDMI in standby mode can provide the STR-DH790 and the RX-A2A. Video scaling is only possible with the RX-A2A. Each of the participants of the comparison has a Dolby Vision.
The number of HDMI inputs/outputs varies depending on the receiver, the STR-DH790 has 4/1, and the RX-A2A has 7/1. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is supported by the STR-DH790 and the RX-A2A. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. The STR-DH790 has support for the standard HDCP 2.2, compared to the RX-A2A, which supports the standard HDCP 2.3. In the presence of a built-in phono stage for connecting a vinyl player only at Yamaha RX-A2A. There is an ECO mode in RX-A2A. The Sony STR-DH790 and the Yamaha RX-A2A 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.