It’s strongly recommended to compare different receivers if you want to choose the best one: Marantz SR5012 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 SR5012 has such a ratio W/Ohm - 100/8, while the VSX-531 has a power of 80/8, 140/6. A common feature for devices is the same total harmonic distortion - 0.08%.
Competitive models use the same DAC. The Bi-amping function is implemented only in the Marantz SR5012. Both Marantz SR5012 and Pioneer VSX-531 can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Each of the receivers has a Bluetooth connector. The SR5012 has access to the Spotify service.
Support for the HDR function can only boast of each of the AV receivers. 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 SR5012 and the VSX-531. Video scaling is only possible with the SR5012. Operation with the Dolby Vision is only possible with the SR5012.
The number of HDMI inputs/outputs varies depending on the receiver, the SR5012 has 8/2, and the VSX-531 has 4/1. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is not supported by the SR5012 and the VSX-531. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. SR5012 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. There is an ECO mode in either AV receiver. The Marantz SR5012 can be properly configured using the setup assistant.
A Dolby Atmos multichannel audio format is available only in the SR5012. Only in the SR5012 realized a DTS:X surround technology.