Marantz SR7015 vs Onkyo TX-RZ810 – that is a question.
The number of channels for receivers is different - 9.2 versus 7.2, respectively, for devices. In terms of power, there are differences, the SR7015 has such a ratio W/Ohm - 125/8, 165/6, while the TX-RZ810 has a power of 180/6. The value of total harmonic distortion is also different, and for the SR7015 it is 0.05%, but for the TX-RZ810 it is 0.08%. Each of the compared opponents supports Bi-amping. Both Marantz SR7015 and Onkyo TX-RZ810 can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Each of the receivers has a Bluetooth connector. The contenders have differences in the supported services from Apple - AirPlay, AirPlay 2 versus AirPlay respectively. Access to the Spotify service is on each of the competitors. The number of available streaming services varies for receivers, the Marantz SR7015 works with Deezer, TIDAL, Pandora, SiriusXM, Napster, SoundCloud, but the Onkyo TX-RZ810 works with Deezer, TIDAL, Pandora, TuneIn Radio. Signaling over HDMI in standby mode can provide the SR7015 and the TX-RZ810. Video scaling is only possible with the SR7015. Operation with the Dolby Vision is only possible with the SR7015.
The number of HDMI inputs/outputs varies depending on the receiver, the SR7015 has 8/3, and the TX-RZ810 has 8/2. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is only supported by the SR7015. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. The SR7015 has support for the standard HDCP 2.3, compared to the TX-RZ810, which supports the standard HDCP 2.2. Like most receivers, our models have a built-in phono stage for connecting a vinyl player.
Ability to create 3 Multi zones inherent in both AV receivers. There is an ECO mode in SR7015. The Marantz SR7015 and the Onkyo TX-RZ810 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.