Marantz NR1711 vs Marantz STEREO 70s review

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Having had an opportunity to test Marantz NR1711 vs Marantz STEREO 70s, I’d like to share my impression here to facilitate your choice of a new AV receiver.

Amplifier

The number of channels for receivers is different - 7.2 versus 2.2, respectively, for devices. In terms of power, there are differences, the NR1711 has such a ratio W/Ohm - 50/8, 70/6, while the STEREO 70s has a power of 75/8, 100/6. A common feature for devices is the same total harmonic distortion - 0.08%. Each of the compared opponents supports Bi-amping. Both Marantz NR1711 and Marantz STEREO 70s can transmit an audio signal directly to the amplifier and bypasses any DSP processing.

Connectivity

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 Marantz NR1711 works with Deezer, TIDAL, Pandora, SiriusXM, Napster, SoundCloud, but the Marantz STEREO 70s works with Deezer, TIDAL, Pandora, SiriusXM, Napster, SoundCloud, Amazon Music, Amazon Music HD, MOOD:Mix.

Video features

The quality of 4K/120Hz 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 NR1711 and the STEREO 70s. Each of the devices can increase the resolution of the incoming video signal. 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 NR1711 has 6/1, and the STEREO 70s has 6/3. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is only supported by the NR1711. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. NR1711 and STEREO 70s support the standard HDCP 2.3. Like most receivers, our models have a built-in phono stage for connecting a vinyl player.

Additional features

Unlike the NR1711 where 2 Multi zones is provided, the STEREO 70s works with 1 Multi zones. Voice control is performed using Amazon Alexa, Google Assistant, Siri, Josh.AI in both models. There is an ECO mode in either AV receiver. The Marantz NR1711 and the Marantz STEREO 70s can be properly configured using the setup assistant.

Multichannel surround

A Dolby Atmos multichannel audio format is available only in the NR1711. Only in the NR1711 realized a DTS:X surround technology.