The Onkyo TX-RZ830 vs Cambridge Audio AXR100 comparison proves that these receivers have many common features.
A significant difference between the receivers in the number of channels, Onkyo TX-RZ830 has 9.2 versus 2.0 for Cambridge Audio AXR100. Regarding power, then TX-RZ830 has such a W/Ohm ratio - 180/6 1KHz when AXR100 has a power of 100/8 1KHz. The THD is 0.08% for the TX-RZ830 but 0.01% for the AXR100.
Characteristics of digital to analog converter (DAC) are different, AK4458 384 KHz/32-bit for TX-RZ830 and 192KHz/32-bit for the AXR100. Only the TX-RZ830 supports Bi-amping feature. The Onkyo TX-RZ830 can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Rivals from our review have Bluetooth support. Only the TX-RZ830 supports Spotify. Only the TX-RZ830 provides HDMI signal transmission in standby mode. Both competitors are not able to scale the HDMI signal. Dolby Vision technology found support only on the TX-RZ830. Only the TX-RZ830 supports HDMI Audio Return Channel (ARC). Unfortunately, HDMI eARC is not available on monitored devices. Of the two receivers in our comparison, HDMI CEC is present in only the TX-RZ830. These compared receivers have a built-in phono stage for connecting a vinyl player. An ECO mode is not present in each of the AV receivers. The setup assistant will help you configure Onkyo TX-RZ830.
Only the TX-RZ830 has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the TX-RZ830.
The Onkyo TX-RZ830 is better receiver in this comparison. Check Onkyo TX-RZ830 price