The Onkyo TX-RZ730 vs Yamaha RX-V583 comparison will be extremely helpful for people who want to get a great, powerful receiver with many functions.
The number of channels for receivers is different - 9.2 versus 7.2, respectively, for devices. In terms of power, there are differences, the TX-RZ730 has such a ratio W/Ohm - 175/6, while the RX-V583 has a power of 80/8, 145/6. The value of total harmonic distortion is also different, and for the TX-RZ730 it is 0.08%, but for the RX-V583 it is 0.09%.
The manufacturer installed different DACs, the TX-RZ730 received the model AK4458 384 KHz/32-bit, but the RX-V583 is equipped with Burr-Brown 192 KHz/24-bit. Each of the compared opponents supports Bi-amping. Both Onkyo TX-RZ730 and Yamaha RX-V583 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 number of available streaming services varies for receivers, the Onkyo TX-RZ730 works with Deezer, TIDAL, TuneIn Radio, but the Yamaha RX-V583 works with Deezer, TIDAL, Pandora.
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 TX-RZ730 and the RX-V583. Video scaling is only possible with the RX-V583. Each of the participants of the comparison has a Dolby Vision.
The number of HDMI inputs/outputs varies depending on the receiver, the TX-RZ730 has 7/2, and the RX-V583 has 4/1. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is not supported by the TX-RZ730 and the RX-V583. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. The TX-RZ730 has support for the standard HDCP 2.2, compared to the RX-V583, which supports the standard HDCP 2.3. In the presence of a built-in phono stage for connecting a vinyl player only at Onkyo TX-RZ730.
Unlike the TX-RZ730 where 3 Multi zones is provided, the RX-V583 works with 2 Multi zones. For voice control in the TX-RZ730 is used Google Assistant, but in the RX-V583 is used Amazon Alexa. There is an ECO mode in RX-V583. The Onkyo TX-RZ730 and the Yamaha RX-V583 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.