Yamaha RX-V485 vs Onkyo TX-SR494 – that is a question.
The number of channels for receivers is different - 5.1 versus 7.2, respectively, for devices. In terms of power, there are differences, the RX-V485 has such a ratio W/Ohm - 80/8, 145/6, while the TX-SR494 has a power of 135/6. The value of total harmonic distortion is also different, and for the RX-V485 it is 0.09%, but for the TX-SR494 it is 0.08%.
The manufacturer installed different DACs, the RX-V485 received the model Burr-Brown 384 KHz/32-bit, but the TX-SR494 is equipped with AKM 384 KHz/32-bit. Each of the compared opponents supports Bi-amping. Both Yamaha RX-V485 and Onkyo TX-SR494 can transmit an audio signal directly to the amplifier and bypasses any DSP processing.
Wireless Internet connection via WIFI is only possible with RX-V485. Each of the receivers has a Bluetooth connector. The RX-V485 has access to the Spotify service.
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-V485 and the TX-SR494. Video scaling is only possible with the RX-V485. Operation with the Dolby Vision is only possible with the RX-V485.
The number of HDMI inputs/outputs is the same - 4/1. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is only supported by the RX-V485. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. The RX-V485 has support for the standard HDCP 2.3, compared to the TX-SR494, which supports the standard HDCP 2.2. Unlike most receivers, our models do not have a built-in phono stage for connecting a vinyl player.
Ability to create 2 Multi zones inherent in both AV receivers. There is an ECO mode in RX-V485. The Yamaha RX-V485 and the Onkyo TX-SR494 can be properly configured using the setup assistant.
A Dolby Atmos multichannel audio format is available only in the TX-SR494. Only in the TX-SR494 realized a DTS:X surround technology.