Yamaha RX-V485BL vs Yamaha RX-A1070BL comparison definitely makes sense.
A significant difference between the receivers in the number of channels, Yamaha RX-V485BL has 5.1 versus 7.2 for Yamaha RX-A1070BL. Regarding power, then RX-V485BL has such a W/Ohm ratio - 80/6 when RX-A1070BL has a power of 110/8. The THD is 0.09% for the RX-V485BL but 0.06% for the RX-A1070BL.
Characteristics of digital to analog converter (DAC) are different, Burr-Brown 384 KHz/32-bit for RX-V485BL and ESS 192 KHz/24-bit for the RX-A1070BL. Both the RX-V485BL and the RX-A1070BL support Bi-amping. Each of the AV receivers can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Rivals from our review have Bluetooth support. The Yamaha RX-V485BL has support for AirPlay, AirPlay 2, and its competitor in our comparison - AirPlay. Spotify can be used on each receiver. 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.
The Yamaha RX-V485BL has 4/1 HDMI inputs/outputs versus 8/2 HDMI connectors of the Yamaha RX-A1070BL. The HDMI Audio Return Channel (ARC) feature supports both devices. The HDMI eARC is available only on the RX-V485BL. 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. The RX-A1070BL has a built-in phono stage for connecting a vinyl player.
Each of the AV receivers from our review supports 2 Multi-room zones. The RX-V485BL supports voice control via Google Assistant, and the RX-A1070BL - Amazon Alexa. It is also worth noting that the ECO mode is presented in each of the receivers. Both RX-V485BL and RX-A1070BL can be configured using the Setup assistant.
Only the RX-A1070BL has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the RX-A1070BL.