The Marantz SR5012 vs Cambridge Audio AXR100 comparison proves that these receivers have many common features.
A significant difference between the receivers in the number of channels, Marantz SR5012 has 7.2 versus 2.0 for Cambridge Audio AXR100. And as for power, it is the same and equal to 100/8. The THD is 0.08% for the SR5012 but 0.01% for the AXR100.
Characteristics of digital to analog converter (DAC) are different, 192 KHz/24-bit for SR5012 and 192 KHz/32-bit for the AXR100. Only the SR5012 supports Bi-amping feature. The Marantz SR5012 can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Rivals from our review have Bluetooth support. Only the SR5012 supports Spotify.
Only the Marantz SR5012 has support for High dynamic range (HDR). Only the SR5012 provides HDMI signal transmission in standby mode. The SR5012 can scale the input HDMI signal, unlike the AXR100. Dolby Vision technology found support only on the SR5012. Only the SR5012 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 SR5012. The AXR100 has a built-in phono stage for connecting a vinyl player. An ECO mode is only available for the SR5012. The setup assistant will help you configure Marantz SR5012.
Only the SR5012 has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the SR5012.