What is better - Onkyo TX-NR555 vs Yamaha RX-A2070?
The number of channels for receivers is different - 7.2 versus 9.2, respectively, for devices. In terms of power, there are differences, the TX-NR555 has such a ratio W/Ohm - 130/6, while the RX-A2070 has a power of 140/8. The value of total harmonic distortion is also different, and for the TX-NR555 it is 0.08%, but for the RX-A2070 it is 0.06%.
The manufacturer installed different DACs, the TX-NR555 received the model Hi-Grade 384 KHz/32-bit, but the RX-A2070 is equipped with ESS 192 KHz/24-bit. Each of the compared opponents supports Bi-amping. Both Onkyo TX-NR555 and Yamaha RX-A2070 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-NR555 works with Deezer, TIDAL, Pandora, but the Yamaha RX-A2070 works with Deezer, TIDAL, Pandora, Napster, SiriusXM. 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-A2070. Video scaling is only possible with the RX-A2070. Operation with the Dolby Vision is only possible with the RX-A2070.
The number of HDMI inputs/outputs varies depending on the receiver, the TX-NR555 has 6/1, and the RX-A2070 has 8/2. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is not supported by the TX-NR555 and the RX-A2070. 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-A2070, which supports the standard HDCP 2.3. Like most receivers, our models have a built-in phono stage for connecting a vinyl player.
Unlike the TX-NR555 where 2 Multi zones is provided, the RX-A2070 works with 3 Multi zones. There is an ECO mode in either AV receiver. The Yamaha RX-A2070 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.