The Sony STRZA1100ES vs Onkyo TX-RZ830 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 - 7.2 versus 9.2, respectively, for devices. In terms of power, there are differences, the STRZA1100ES has such a ratio W/Ohm - 70/8, 90/6, while the TX-RZ830 has a power of 180/6. The value of total harmonic distortion is also different, and for the STRZA1100ES it is 0.09%, but for the TX-RZ830 it is 0.08%. Each of the compared opponents supports Bi-amping. Both Sony STRZA1100ES and Onkyo TX-RZ830 can transmit an audio signal directly to the amplifier and bypasses any DSP processing. There is a Bluetooth protocol at the TX-RZ830. The TX-RZ830 has access to the Spotify service.
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 STRZA1100ES and the TX-RZ830. Video scaling is only possible with the STRZA1100ES. Each of the participants of the comparison has a Dolby Vision.
The number of HDMI inputs/outputs varies depending on the receiver, the STRZA1100ES has 5/2, and the TX-RZ830 has 7/2. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is only supported by the STRZA1100ES. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. STRZA1100ES and TX-RZ830 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 STRZA1100ES where 2 Multi zones is provided, the TX-RZ830 works with 3 Multi zones. There is an ECO mode in neither AV receiver. The Sony STRZA1100ES and the Onkyo TX-RZ830 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.