An affordable AV receiver is always a good option to consider, so Sony STR-DN1080 vs Yamaha RX-V475 comparison definitely makes sense.
A significant difference between the receivers in the number of channels, Sony STR-DN1080 has 7.2 versus 5.1 for Yamaha RX-V475. Regarding power, then STR-DN1080 has such a W/Ohm ratio - 120/6 when RX-V475 has a power of 80/6. The THD is the same and is 0.09%.
Characteristics of digital to analog converter (DAC) are different, 96 KHz/24-bit for STR-DN1080 and Burr-Brown 192 KHz/24-bit for the RX-V475. Only the STR-DN1080 supports Bi-amping feature. Each of the AV receivers can transmit an audio signal directly to the amplifier and bypasses any DSP processing.
Only the Sony STR-DN1080 can 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.
Only the Sony STR-DN1080 has support for High dynamic range (HDR). 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 competitors are not able to scale the HDMI signal. The HDR standard - Dolby Vision is not supported by these receivers.
The Sony STR-DN1080 has 6/2 HDMI inputs/outputs versus 5/1 HDMI connectors of the Yamaha RX-V475. The HDMI Audio Return Channel (ARC) feature supports both devices. The HDMI eARC is available only on the STR-DN1080. 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. Receivers do not have a built-in phono stage for connecting a vinyl player. An ECO mode is only available for the RX-V475. The setup assistant will help you configure Sony STR-DN1080.
Only the STR-DN1080 has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the STR-DN1080.