It’s strongly recommended to compare different receivers if you want to choose the best one: Yamaha AVENTAGE RX-A1080 vs Yamaha AVENTAGE RX-A680.
AV receivers under review have the same number of channels. In terms of power, there are differences, the AVENTAGE RX-A1080 has such a ratio W/Ohm - 110/8, 170/4, while the AVENTAGE RX-A680 has a power of 115/8, 145/6. The value of total harmonic distortion is also different, and for the AVENTAGE RX-A1080 it is 0.06%, but for the AVENTAGE RX-A680 it is 0.08%.
The manufacturer installed different DACs, the AVENTAGE RX-A1080 received the model ESS SABRE 384 KHz/32-bit, but the AVENTAGE RX-A680 is equipped with Burr-Brown 384 KHz/32-bit. Each of the compared opponents supports Bi-amping. Both Yamaha AVENTAGE RX-A1080 and Yamaha AVENTAGE RX-A680 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 number of available streaming services varies for receivers, the Yamaha AVENTAGE RX-A1080 works with Deezer, TIDAL, Pandora, Sirius XM, Napster, Qobuz, but the Yamaha AVENTAGE RX-A680 works with Deezer, TIDAL, Pandora, Napster, SiriusXM, Qobuz.
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 AVENTAGE RX-A1080 and the AVENTAGE RX-A680. 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 AVENTAGE RX-A1080 has 8/3, and the AVENTAGE RX-A680 has 4/1. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is supported by the AVENTAGE RX-A1080 and the AVENTAGE RX-A680. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. The AVENTAGE RX-A1080 has support for the standard HDCP 2.2, compared to the AVENTAGE RX-A680, which supports the standard HDCP 2.3. In the presence of a built-in phono stage for connecting a vinyl player only at Yamaha AVENTAGE RX-A1080.
Ability to create 2 Multi zones inherent in both AV receivers. Voice control is performed using Amazon Alexa, Google Assistant in both models. There is an ECO mode in either AV receiver. The Yamaha AVENTAGE RX-A1080 and the Yamaha AVENTAGE RX-A680 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.