It’s strongly recommended to compare different receivers if you want to choose the best one: Marantz SR7013 vs Pioneer VSX-531.
The number of channels for receivers is different - 9.2 versus 5.1, respectively, for devices. In terms of power, there are differences, the SR7013 has such a ratio W/Ohm - 125/8, 165/6, while the VSX-531 has a power of 80/8, 140/6. The value of total harmonic distortion is also different, and for the SR7013 it is 0.05%, but for the VSX-531 it is 0.08%.
The manufacturer installed different DACs, the SR7013 received the model 384 KHz/32-bit, but the VSX-531 is equipped with 192 KHz/24-bit. The Bi-amping function is implemented only in the Marantz SR7013. Both Marantz SR7013 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 SR7013 has access to the Spotify service. 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 SR7013 and the VSX-531. Video scaling is only possible with the SR7013. Operation with the Dolby Vision is only possible with the SR7013.
The number of HDMI inputs/outputs varies depending on the receiver, the SR7013 has 8/3, and the VSX-531 has 4/1. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is only supported by the SR7013. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. SR7013 and VSX-531 support the standard HDCP 2.2. In the presence of a built-in phono stage for connecting a vinyl player only at Marantz SR7013. There is an ECO mode in either AV receiver. The Marantz SR7013 can be properly configured using the setup assistant.
A Dolby Atmos multichannel audio format is available only in the SR7013. Only in the SR7013 realized a DTS:X surround technology.