What is better - Yamaha RX-V671 vs Sony STR-DN1040?
The number of channels for receivers is different - 7.1 versus 7.2, respectively, for devices. In terms of power, there are differences, the RX-V671 has such a ratio W/Ohm - 90/8, 150/4, while the STR-DN1040 has a power of 100/6. A common feature for devices is the same total harmonic distortion - 0.09%.
The manufacturer installed different DACs, the RX-V671 received the model Burr-Brown 192 KHz/24-bit, but the STR-DN1040 is equipped with 96 KHz/24-bit. Each of the compared opponents supports Bi-amping. Both Yamaha RX-V671 and Sony STR-DN1040 can transmit an audio signal directly to the amplifier and bypasses any DSP processing.
Wireless Internet connection via WIFI is only possible with STR-DN1040. Each of the receivers has a Bluetooth connector. Spotify is not available for these receivers.
Oddly enough, the support for the HDR function is not implemented in these units. The quality of 4K/60Hz 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 RX-V671 and the STR-DN1040. Each of the devices can increase the resolution of the incoming video signal. Review participants do not have the Dolby Vision feature.
The number of HDMI inputs/outputs varies depending on the receiver, the RX-V671 has 6/1, and the STR-DN1040 has 8/2. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is not supported by the RX-V671 and the STR-DN1040. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. RX-V671 and STR-DN1040 support the standard HDCP 2.2. In the presence of a built-in phono stage for connecting a vinyl player only at Yamaha RX-V671.
Ability to create 2 Multi zones inherent in both AV receivers. Voice control of the basic functions of the receiver is not realized in both models. There is an ECO mode in neither AV receiver. The Sony STR-DN1040 can be properly configured using the setup assistant.
Generally no support for a Dolby Atmos multichannel audio format. A DTS:X surround technology is not supported by devices from our comparison.