The Onkyo TX-NR555 vs Yamaha RX-V583 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 TX-NR555 has such a ratio W/Ohm - 130/6, 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-NR555 it is 0.08%, but for the RX-V583 it is 0.09%.
The manufacturer installed different DACs, the TX-NR555 received the model Hi-Grade 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-NR555 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. Most popular streaming services are available for our models under consideration - Deezer, TIDAL, Pandora. 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-NR555 and the RX-V583. Video scaling is only possible with the RX-V583. Operation with the Dolby Vision is only possible with the RX-V583.
The number of HDMI inputs/outputs varies depending on the receiver, the TX-NR555 has 6/1, and the RX-V583 has 4/1. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is not supported by the TX-NR555 and the RX-V583. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. The TX-NR555 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-NR555.
Ability to create 2 Multi zones inherent in both AV receivers. There is an ECO mode in either AV receiver. 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.