The Sony STR-ZA810ES vs Onkyo TX-NR585 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-ZA810ES has such a ratio W/Ohm - 100/8, while the TX-NR585 has a power of 80/8, 170/6. The value of total harmonic distortion is also different, and for the STR-ZA810ES it is 0.09%, but for the TX-NR585 it is 0.08%.
The manufacturer installed different DACs, the STR-ZA810ES received the model 384 KHz/32-bit, but the TX-NR585 is equipped with AK4458 384 KHz/32-bit. Each of the compared opponents supports Bi-amping. Both Sony STR-ZA810ES and Onkyo TX-NR585 can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Each of the receivers has a Bluetooth connector. Both devices can work with such Apple Music services: AirPlay. Access to the Spotify service is on each of the competitors.
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-ZA810ES and the TX-NR585. Video scaling is only possible with the STR-ZA810ES. Each of the participants of the comparison has a Dolby Vision.
The number of HDMI inputs/outputs varies depending on the receiver, the STR-ZA810ES has 6/2, and the TX-NR585 has 7/1. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is only supported by the STR-ZA810ES. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. STR-ZA810ES and TX-NR585 support the standard HDCP 2.2. In the presence of a built-in phono stage for connecting a vinyl player only at Onkyo TX-NR585.
Ability to create 2 Multi zones inherent in both AV receivers. Voice control is performed using Google Assistant in both models. There is an ECO mode in neither AV receiver. The Sony STR-ZA810ES and the Onkyo TX-NR585 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.