Yamaha RX-V485BL vs Pioneer VSX-LX504 – that is a question.
The number of channels for receivers is different - 5.1 versus 9.2, respectively, for devices. In terms of power, there are differences, the RX-V485BL has such a ratio W/Ohm - 80/6, while the VSX-LX504 has a power of 120/8, 230/6. The value of total harmonic distortion is also different, and for the RX-V485BL it is 0.09%, but for the VSX-LX504 it is 0.08%.
The manufacturer installed different DACs, the RX-V485BL received the model Burr-Brown 384 KHz/32-bit, but the VSX-LX504 is equipped with AK4458 384 KHz/32-bit. Each of the compared opponents supports Bi-amping. Both Yamaha RX-V485BL and Pioneer VSX-LX504 can transmit an audio signal directly to the amplifier and bypasses any DSP processing.
These units have the same Wi-Fi modules. Each of the receivers has a Bluetooth connector. Both devices can work with such Apple Music services: AirPlay, AirPlay 2. Access to the Spotify service is on each of the competitors.
The HDR10 function is present in each of the rivals. The quality of 4K/60Hz signal remains unchanged when transmitting from a source to a TV or projector via HDMI for both receivers. Signaling over HDMI in standby mode can provide the RX-V485BL and the VSX-LX504. Each of the devices can increase the resolution of the incoming video signal. Each of the participants of the comparison has a Dolby Vision.
The number of HDMI inputs/outputs varies depending on the receiver, the RX-V485BL has 4/1, and the VSX-LX504 has 7/2. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is only supported by the RX-V485BL. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. RX-V485BL and VSX-LX504 support the standard HDCP 2.2. In the presence of a built-in phono stage for connecting a vinyl player only at Pioneer VSX-LX504.
Unlike the RX-V485BL where 2 Multi zones is provided, the VSX-LX504 works with 3 Multi zones. For voice control in the RX-V485BL is used Google Assistant, but in the VSX-LX504 is used Amazon Alexa. There is an ECO mode in RX-V485BL. The Yamaha RX-V485BL and the Pioneer VSX-LX504 can be properly configured using the setup assistant.
A Dolby Atmos multichannel audio format is available only in the VSX-LX504. Only in the VSX-LX504 realized a DTS:X surround technology.