Onkyo TX-RZ830 vs Marantz SR5010 – 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 TX-RZ830 has such a ratio W/Ohm - 180/6, while the SR5010 has a power of 100/8, 140/6. A common feature for devices is the same total harmonic distortion - 0.08%.
The manufacturer installed different DACs, the TX-RZ830 received the model AK4458 384 KHz/32-bit, but the SR5010 is equipped with 192 KHz/32-bit. Each of the compared opponents supports Bi-amping. Both Onkyo TX-RZ830 and Marantz SR5010 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-RZ830 works with Deezer, TIDAL, TuneIn Radio, but the Marantz SR5010 works with Pandora, 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-RZ830 and the SR5010. Video scaling is only possible with the SR5010. Each of the participants of the comparison has a Dolby Vision.
The number of HDMI inputs/outputs varies depending on the receiver, the TX-RZ830 has 7/2, and the SR5010 has 8/2. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is not supported by the TX-RZ830 and the SR5010. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. TX-RZ830 and SR5010 support the standard HDCP 2.2. In the presence of a built-in phono stage for connecting a vinyl player only at Onkyo TX-RZ830.
Unlike the TX-RZ830 where 3 Multi zones is provided, the SR5010 works with 2 Multi zones. There is an ECO mode in SR5010. The Onkyo TX-RZ830 and the Marantz SR5010 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.