Yamaha CX-A5100 vs Yamaha RX-A1070BL comparison definitely makes sense.
A significant difference between the receivers in the number of channels, Yamaha CX-A5100 has 11.2 versus 7.2 for Yamaha RX-A1070BL. The THD is the same and is 0.06%.
Characteristics of digital to analog converter (DAC) are different, ESS 9016 192 KHz/32-bit for CX-A5100 and ESS 192 KHz/24-bit for the RX-A1070BL. Only the RX-A1070BL supports Bi-amping feature. Each of the AV receivers can transmit an audio signal directly to the amplifier and bypasses any DSP processing.
Both models have the ability to connect to the Internet via WI-FI. Rivals from our review have Bluetooth support. The Apple Music service is implemented on considered devices: AirPlay. Spotify can be used on each receiver. The CX-A5100 can work with the audio stream from Deezer, TIDAL, Pandora, Napster, JUKE, and the RX-A1070BL can receive a content from Deezer, TIDAL, Pandora, Napster, SiriusXM.
These units support HDR technology. Compared AV receivers retain the quality of 4K/60Hz signal when transmitting from a source to a TV or projector. HDMI signal transmission in standby mode is implemented in each of the devices. Both rivals can scale the resolution of the incoming HDMI signal. The HDR standard - Dolby Vision is supported by these receivers.
Each receiver has 8/2 HDMI inputs/outputs. The HDMI Audio Return Channel (ARC) feature supports both devices. Unfortunately, HDMI eARC is not available on monitored devices. The Consumer Electronics Control (CEC) feature is present in most modern AV receivers and the models in our comparison are no exception. Both models support the standard HDCP 2.2. These compared receivers have a built-in phono stage for connecting a vinyl player.
The CX-A5100 supports 3 Multi-room zones, versus 2 for the RX-A1070BL. It is also worth noting that the ECO mode is presented in each of the receivers. Both CX-A5100 and RX-A1070BL can be configured using the Setup assistant.
Both devices have support for Dolby Atmos multichannel audio format. The surround sound technology DTS:X is supported by devices under review.