It’s strongly recommended to compare different receivers if you want to choose the best one: Marantz NR1608 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 NR1608 has such a ratio W/Ohm - 50/8 20Hz-20KHz, 70/6 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 NR1608 it is 0.05%, but for the VSX-531 it is 0.08%.
The manufacturer installed different DACs, the NR1608 received the model AK4458 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 NR1608. Both Marantz NR1608 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 NR1608 has access to the Spotify service.
Support for the HDR function can only boast of each of the AV receivers. 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 NR1608 and the VSX-531. Video scaling is only possible with the NR1608. Operation with the Dolby Vision is only possible with the NR1608.
The number of HDMI inputs/outputs varies depending on the receiver, the NR1608 has 8/1, and the VSX-531 has 4/1. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is not supported by the NR1608 and the VSX-531. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. NR1608 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 NR1608 can be properly configured using the setup assistant.
A Dolby Atmos multichannel audio format is available only in the NR1608. Only in the NR1608 realized a DTS:X surround technology.
The Marantz NR1608 is better receiver in this comparison. Check Marantz NR1608 price