What is better - Pioneer VSX-531 vs Yamaha RX-V6A?
The number of channels for receivers is different - 5.1 versus 7.2, respectively, for devices. In terms of power, there are differences, the VSX-531 has such a ratio W/Ohm - 80/8, 140/6, while the RX-V6A has a power of 100/8. The value of total harmonic distortion is also different, and for the VSX-531 it is 0.08%, but for the RX-V6A it is 0.06%. The Bi-amping function is implemented only in the Yamaha RX-V6A. Both Pioneer VSX-531 and Yamaha RX-V6A can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Each of the receivers has a Bluetooth connector. The RX-V6A has access to the Spotify service. Signaling over HDMI in standby mode can provide the VSX-531 and the RX-V6A. Video scaling is only possible with the RX-V6A. Operation with the Dolby Vision is only possible with the RX-V6A.
The number of HDMI inputs/outputs varies depending on the receiver, the VSX-531 has 4/1, and the RX-V6A has 7/1. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is only supported by the RX-V6A. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. The VSX-531 has support for the standard HDCP 2.2, compared to the RX-V6A, which supports the standard HDCP 2.3. In the presence of a built-in phono stage for connecting a vinyl player only at Yamaha RX-V6A. There is an ECO mode in either AV receiver. The Yamaha RX-V6A can be properly configured using the setup assistant.
A Dolby Atmos multichannel audio format is available only in the RX-V6A. Only in the RX-V6A realized a DTS:X surround technology.