Denon AVR-X3700H vs Onkyo TX-8270 review

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Rating 3.5 3.5

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Denon AVR-X3700H vs Onkyo TX-8270 review

Denon AVR-X3700H
Onkyo TX-8270

Denon AVR-X3700H vs Onkyo TX-8270 – that is a question.


The number of channels for receivers is different - 9.2 versus 2.0, respectively, for devices. In terms of power, there are differences, the AVR-X3700H has such a ratio W/Ohm - 105/8, 135/6, while the TX-8270 has a power of 160/6. A common feature for devices is the same total harmonic distortion - 0.08%. The Bi-amping function is implemented only in the Denon AVR-X3700H. Both Denon AVR-X3700H and Onkyo TX-8270 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. 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-X3700H works with Deezer, TIDAL, Pandora, SiriusXM, Qobuz, TuneIn Radio, but the Onkyo TX-8270 works with Deezer, TIDAL, TuneIn Radio. HDMI signal transmission in standby mode can provide only the AVR-X3700H. Video scaling is only possible with the AVR-X3700H. Each of the participants of the comparison has a Dolby Vision.

Extensive connections

The number of HDMI inputs/outputs varies depending on the receiver, the AVR-X3700H has 7/3, and the TX-8270 has 4/1.Denon AVR-X3700H connectionsOnkyo TX-8270 connections HDMI Audio Return Channel is implemented in both devices. HDMI eARC is only supported by the AVR-X3700H. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. The AVR-X3700H has support for the standard HDCP 2.3, compared to the TX-8270, which supports the standard HDCP 2.2. Like most receivers, our models have a built-in phono stage for connecting a vinyl player.

Additional features

Ability to create 2 Multi zones inherent in both AV receivers. There is an ECO mode in AVR-X3700H. The Denon AVR-X3700H and the Onkyo TX-8270 can be properly configured using the setup assistant.

Multichannel surround

A Dolby Atmos multichannel audio format is available only in the AVR-X3700H. Only in the AVR-X3700H realized a DTS:X surround technology.

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Denon AVR-X3700H
Onkyo TX-8270