It’s strongly recommended to compare different receivers if you want to choose the best one: Denon AVR-X2700H vs Onkyo TX-NR656.
AV receivers under review have the same number of channels. In terms of power, there are differences, the AVR-X2700H has such a ratio W/Ohm - 95/8, 125/6, while the TX-NR656 has a power of 160/6. A common feature for devices is the same total harmonic distortion - 0.08%. Each of the compared opponents supports Bi-amping. Both Denon AVR-X2700H and Onkyo TX-NR656 can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Each of the receivers has a Bluetooth connector. The contenders have differences in the supported services from Apple - AirPlay, AirPlay 2 versus AirPlay respectively. Access to the Spotify service is on each of the competitors. The number of available streaming services varies for receivers, the Denon AVR-X2700H works with Deezer, TIDAL, Pandora, SiriusXM, Qobuz, TuneIn Radio, but the Onkyo TX-NR656 works with Deezer, TuneIn Radio. Signaling over HDMI in standby mode can provide the AVR-X2700H and the TX-NR656. Each of the devices can increase the resolution of the incoming video signal. Operation with the Dolby Vision is only possible with the AVR-X2700H.
The number of HDMI inputs/outputs varies depending on the receiver, the AVR-X2700H has 6/2, and the TX-NR656 has 8/2. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is only supported by the AVR-X2700H. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. The AVR-X2700H has support for the standard HDCP 2.3, compared to the TX-NR656, which supports the standard HDCP 2.2. 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. There is an ECO mode in AVR-X2700H. The Denon AVR-X2700H and the Onkyo TX-NR656 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.