It’s strongly recommended to compare different receivers if you want to choose the best one: Denon AVR-S750H vs Yamaha AVENTAGE RX-A680.
AV receivers under review have the same number of channels. In terms of power, there are differences, the AVR-S750H has such a ratio W/Ohm - 75/8 20Hz-20KHz, 110/6 1KHz, while the AVENTAGE RX-A680 has a power of 115/8 20Hz-20KHz, 145/6 1KHz. A common feature for devices is the same total harmonic distortion - 0.08%.
The manufacturer installed different DACs, the AVR-S750H received the model AKM 192 KHz/32-bit, but the AVENTAGE RX-A680 is equipped with Burr-Brown 384 KHz/32-bit. The Bi-amping function is implemented only in the Yamaha AVENTAGE RX-A680. Both Denon AVR-S750H and Yamaha AVENTAGE RX-A680 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 Denon AVR-S750H works with Deezer, TIDAL, Pandora, Napster, SiriusXM, TuneIn Radio, iHeart Radio, Sound Cloud, Mood Mix, 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 60p 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 AVR-S750H and the AVENTAGE RX-A680. Video scaling is only possible with the AVENTAGE RX-A680. Each of the participants of the comparison has a Dolby Vision.
The number of HDMI inputs/outputs varies depending on the receiver, the AVR-S750H has 6/1, and the AVENTAGE RX-A680 has 4/1. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is supported by the AVR-S750H and the AVENTAGE RX-A680. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. AVR-S750H and AVENTAGE RX-A680 support the standard HDCP 2.3. In the presence of a built-in phono stage for connecting a vinyl player only at Denon AVR-S750H.
Ability to create 2 Multi zones inherent in both AV receivers. For voice control in the AVR-S750H is used Amazon Alexa, Google Assistant, Siri, Josh.AI, but in the AVENTAGE RX-A680 is used Amazon Alexa, Google Assistant. There is an ECO mode in either AV receiver. The Denon AVR-S750H 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.
The Yamaha AVENTAGE RX-A680 is better receiver in this comparison. Check Yamaha AVENTAGE RX-A680 price