Denon AVR-X3700H vs Denon AVR-S770H review

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Denon AVR-X3700H vs Denon AVR-S770H review

Denon AVR-X3700H
Denon AVR-S770H

The Denon AVR-X3700H vs Denon AVR-S770H comparison proves that these receivers have many common features.


A significant difference between the receivers in the number of channels, Denon AVR-X3700H has 9.2 versus 7.2 for Denon AVR-S770H. Regarding power, then AVR-X3700H has such a W/Ohm ratio - 105/8, 135/6 when AVR-S770H has a power of 75/8, 110/6. The THD is the same and is 0.08%. Only the AVR-X3700H supports Bi-amping feature. Each of the AV receivers can transmit an audio signal directly to the amplifier and bypasses any DSP processing.


WI-FI modules have the same characteristics: 2.4/5GHz. Rivals from our review have Bluetooth support. The Apple Music service is implemented on considered devices: AirPlay, AirPlay 2. Spotify can be used on each receiver. The AVR-X3700H can work with the audio stream from Deezer, TIDAL, Pandora, SiriusXM, Qobuz, TuneIn Radio, and the AVR-S770H can receive a content from Deezer, TIDAL, Pandora, SiriusXM, Napster, SoundCloud, Amazon Music, Amazon Music HD, MOOD:Mix.

Video features

Compared AV receivers retain the quality of 4K/120Hz signal when transmitting from a source to a TV or projector. HDMI signal transmission in standby mode is implemented in each of the devices. Both rivals can scale the resolution of the incoming HDMI signal. The HDR standard - Dolby Vision is supported by these receivers.

Extensive connections

The Denon AVR-X3700H has 7/3 HDMI inputs/outputs versus 6/1 HDMI connectors of the Denon AVR-S770H.Denon AVR-X3700H connectionsDenon AVR-S770H connections The HDMI Audio Return Channel (ARC) feature supports both devices. HDMI eARC is available in each model. The Consumer Electronics Control (CEC) feature is present in most modern AV receivers and the models in our comparison are no exception. Both models support the standard HDCP 2.3. These compared receivers have a built-in phono stage for connecting a vinyl player.

Additional features

Each of the AV receivers from our review supports 2 Multi-room zones. Supported voice control technologies are identical - Amazon Alexa, Google Assistant, Siri, Josh.AI. It is also worth noting that the ECO mode is presented in each of the receivers. Both AVR-X3700H and AVR-S770H can be configured using the Setup assistant.

Multichannel surround

Both devices have support for Dolby Atmos multichannel audio format. The surround sound technology DTS:X is supported by devices under review.

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Denon AVR-X3700H
Denon AVR-S770H