It’s strongly recommended to compare different receivers if you want to choose the best one: Yamaha RX-V675 vs Pioneer VSX-531.
The number of channels for receivers is different - 7.2 versus 5.1, respectively, for devices. In terms of power, there are differences, the RX-V675 has such a ratio W/Ohm - 90/8 20Hz-20KHz, 150/4 1KHz, while the VSX-531 has a power of 80/8 20Hz-20KHz, 140/6 1KHz. The value of total harmonic distortion is also different, and for the RX-V675 it is 0.09%, but for the VSX-531 it is 0.08%.
The manufacturer installed different DACs, the RX-V675 received the model Burr-Brown 192 KHz/24-bit, but the VSX-531 is equipped with 192 KHz/24-bit. The Bi-amping function is implemented only in the Yamaha RX-V675. Both Yamaha RX-V675 and Pioneer VSX-531 can transmit an audio signal directly to the amplifier and bypasses any DSP processing.
Wireless connection to the Internet via WIFI can not be performed on these receivers. Each of the receivers has a Bluetooth connector. The RX-V675 has access to the Spotify service.
Support for the HDR function can only boast of the VSX-531. The quality of 4K 60p 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-V675 and the VSX-531. Video scaling is only possible with the RX-V675. Operation with the Dolby Vision is only possible with the RX-V675.
The number of HDMI inputs/outputs varies depending on the receiver, the RX-V675 has 6/1, and the VSX-531 has 4/1. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is not supported by the RX-V675 and the VSX-531. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. RX-V675 and VSX-531 support the standard HDCP 2.2. Unlike most receivers, our models do not have a built-in phono stage for connecting a vinyl player. Voice control of the basic functions of the receiver is not realized in both models. There is an ECO mode in either AV receiver. None of these units 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.
The Yamaha RX-V675 is better receiver in this comparison. Check Yamaha RX-V675 price