The Yamaha RX-V671 vs Marantz AV7703 comparison proves that these receivers have many common features.
A significant difference between the receivers in the number of channels, Yamaha RX-V671 has 7.1 versus 11.2 for Marantz AV7703. The THD is 0.09% for the RX-V671 but 0.08% for the AV7703.
Characteristics of digital to analog converter (DAC) are different, Burr-Brown 192 KHz/24-bit for RX-V671 and 192 KHz/32-bit for the AV7703. Both the RX-V671 and the AV7703 support Bi-amping. Each of the AV receivers can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Rivals from our review have Bluetooth support. Only the AV7703 supports Spotify. The RX-V671 can work with the audio stream from Napster, and the AV7703 can receive a content from Deezer, TIDAL, Pandora, Napster, iHeart Radio, SiriusXM, Sound Cloud.
Only the Marantz AV7703 has support for High dynamic range (HDR). Compared AV receivers retain the quality of 4K/60Hz 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. Dolby Vision technology found support only on the AV7703.
The Yamaha RX-V671 has 6/1 HDMI inputs/outputs versus 8/3 HDMI connectors of the Marantz AV7703. The HDMI Audio Return Channel (ARC) feature supports both devices. Unfortunately, HDMI eARC is not available on monitored devices. 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 2.2. These compared receivers have a built-in phono stage for connecting a vinyl player.
The RX-V671 supports 2 Multi-room zones, versus 3 for the AV7703. An ECO mode is only available for the AV7703. The setup assistant will help you configure Marantz AV7703.
Only the AV7703 has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the AV7703.
The Marantz AV7703 is better receiver in this comparison. Check Marantz AV7703 price