The Yamaha RX-V483BL vs Onkyo TX-NR777 comparison proves that these receivers have many common features.
A significant difference between the receivers in the number of channels, Yamaha RX-V483BL has 5.1 versus 7.2 for Onkyo TX-NR777. Regarding power, then RX-V483BL has such a W/Ohm ratio - 80/6 when TX-NR777 has a power of 110/8. The THD is 0.09% for the RX-V483BL but 0.08% for the TX-NR777.
Characteristics of digital to analog converter (DAC) are different, Burr-Brown 192 KHz/24-bit for RX-V483BL and 384 KHz/32-bit for the TX-NR777. Both the RX-V483BL and the TX-NR777 support Bi-amping. Sound transmission directly to the amplifier in Pure direct (straight) mode is not implemented in these models. Rivals from our review have Bluetooth support. The Apple Music service is implemented on considered devices: AirPlay. Spotify can be used on each receiver. The RX-V483BL can work with the audio stream from Deezer, TIDAL, JUKE, Qobuz, and the TX-NR777 can receive a content from TIDAL, Pandora.
Both AV receivers support HDR10 technology (High dynamic range). 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. The RX-V483BL can scale the input HDMI signal, unlike the TX-NR777. The HDR standard - Dolby Vision is supported by these receivers.
The Yamaha RX-V483BL has 4/1 HDMI inputs/outputs versus 7/2 HDMI connectors of the Onkyo TX-NR777. The HDMI Audio Return Channel (ARC) feature supports both devices. Unfortunately, HDMI eARC is not available on monitored devices. 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 TX-NR777 has a built-in phono stage for connecting a vinyl player.
Each of the AV receivers from our review supports 2 Multi-room zones. A voice control is not available. An ECO mode is only available for the RX-V483BL. The setup assistant will help you configure Onkyo TX-NR777.
Only the TX-NR777 has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the TX-NR777.