The present review is aimed to compare two AV receivers - Yamaha RX-V4A vs Yamaha RX-V485BL that are meant to satisfy the needs of cinema and music lovers.
A significant difference between the receivers in the number of channels, Yamaha RX-V4A has 5.2 versus 5.1 for Yamaha RX-V485BL. And as for power, it is the same and equal to 80/6. The THD is 0.06% for the RX-V4A but 0.09% for the RX-V485BL. Both the RX-V4A and the RX-V485BL support Bi-amping. Each of the AV receivers can transmit an audio signal directly to the amplifier and bypasses any DSP processing.
WI-FI modules have the same characteristics: 2.4/5GHz. Rivals from our review have Bluetooth support. The Apple Music service is implemented on considered devices: AirPlay, AirPlay 2. Spotify can be used on each receiver.
Both AV receivers support HDR10 technology (High dynamic range). 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 4/1 HDMI inputs/outputs. The HDMI Audio Return Channel (ARC) feature supports both devices. HDMI eARC is available in each model. The Consumer Electronics Control (CEC) feature is present in most modern AV receivers and the models in our comparison are no exception. The RX-V4A supports the protection of digital content of the standard HDCP 2.3, versus HDCP 2.2 in the RX-V485BL. Receivers do not have a built-in phono stage for connecting a vinyl player. The RX-V4A supports voice control via Amazon Alexa, Google Assistant, Siri, and the RX-V485BL - Google Assistant. It is also worth noting that the ECO mode is presented in each of the receivers. Both RX-V4A and RX-V485BL can be configured using the Setup assistant.
None of the rivals equipped with Dolby Atmos multichannel audio decoder. The receivers do not support the surround sound technology DTS:X.