It’s strongly recommended to compare different receivers if you want to choose the best one: Yamaha RX-A780 vs Pioneer Elite SC-LX704.
The number of channels for receivers is different - 7.2 versus 9.2, 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 Elite SC-LX704 has a power of 135/8. The value of total harmonic distortion is also different, and for the RX-A780 it is 0.06%, but for the Elite SC-LX704 it is 0.08%.
The manufacturer installed different DACs, the RX-A780 received the model Burr-Brown 384 KHz/32-bit, but the Elite SC-LX704 is equipped with ES9026PRO 384 KHz/32-bit. Each of the compared opponents supports Bi-amping. Both Yamaha RX-A780 and Pioneer Elite SC-LX704 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 Pioneer Elite SC-LX704 works with Deezer, TIDAL, Pandora.
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 Elite SC-LX704. 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-A780 has 7/2, and the Elite SC-LX704 has 7/3. 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 Elite SC-LX704 support the standard HDCP 2.3. Like most receivers, our models have a built-in phono stage for connecting a vinyl player.
Unlike the RX-A780 where 2 Multi zones is provided, the Elite SC-LX704 works with 3 Multi zones. For voice control in the RX-A780 is used Amazon Alexa, Google Assistant, but in the Elite SC-LX704 is used Amazon Alexa. There is an ECO mode in RX-A780. The Yamaha RX-A780 and the Pioneer Elite SC-LX704 can be properly configured using the setup assistant.
A Dolby Atmos multichannel audio format is available both models. A DTS:X surround technology is supported by devices from our comparison.