What is better - Yamaha RX-A780 vs Denon DRA-800H?
The number of channels for receivers is different - 7.2 versus 2.0, respectively, for devices. In terms of power, there are differences, the RX-A780 has such a ratio W/Ohm - 95/8, 160/4, while the DRA-800H has a power of 100/8, 120/6. The value of total harmonic distortion is also different, and for the RX-A780 it is 0.06%, but for the DRA-800H it is 0.08%.
The manufacturer installed different DACs, the RX-A780 received the model Burr-Brown 384 KHz/32-bit, but the DRA-800H is equipped with 192 KHz/24-bit. The Bi-amping function is implemented only in the Yamaha RX-A780. Both Yamaha RX-A780 and Denon DRA-800H can transmit an audio signal directly to the amplifier and bypasses any DSP processing. 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 number of available streaming services varies for receivers, the Yamaha RX-A780 works with Deezer, TIDAL, Pandora, Napster, SiriusXM, Qobuz, but the Denon DRA-800H works with Deezer, TIDAL, Pandora, Napster, SiriusXM, TuneIn Radio, iHeart Radio, Sound Cloud.
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-A780 and the DRA-800H. Video scaling is only possible with the RX-A780. Each of the participants of the comparison has a Dolby Vision.
The number of HDMI inputs/outputs varies depending on the receiver, the RX-A780 has 7/2, and the DRA-800H has 5/1. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is only supported by the RX-A780. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. RX-A780 and DRA-800H support the standard HDCP 2.3. Like most receivers, our models have a built-in phono stage for connecting a vinyl player.
Ability to create 2 Multi zones inherent in both AV receivers. For voice control in the RX-A780 is used Amazon Alexa, Google Assistant, but in the DRA-800H is used Amazon Alexa, Google Assistant, Siri, Josh.AI. There is an ECO mode in either AV receiver. The Yamaha RX-A780 and the Denon DRA-800H can be properly configured using the setup assistant.
A Dolby Atmos multichannel audio format is available only in the RX-A780. Only in the RX-A780 realized a DTS:X surround technology.