It’s strongly recommended to compare different receivers if you want to choose the best one: Marantz NR1504 vs Pioneer VSX-531.
AV receivers under review have the same number of channels. In terms of power, there are differences, the NR1504 has such a ratio W/Ohm - 50/8 20Hz-20KHz, 60/6 1KHz, while the VSX-531 has a power of 80/8 20Hz-20KHz, 140/6 1KHz. A common feature for devices is the same total harmonic distortion - 0.08%.
Competitive models use the same DAC. None of the compared opponents supports Bi-amping. Both Marantz NR1504 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 NR1504 has access to the Spotify service.
Support for the HDR function can only boast of the VSX-531. Signaling over HDMI in standby mode can provide the NR1504 and the VSX-531. None of the devices can increase the resolution of the incoming video signal. Review participants do not have the Dolby Vision feature.
The number of HDMI inputs/outputs varies depending on the receiver, the NR1504 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 NR1504 and the VSX-531. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. NR1504 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 VSX-531. The Marantz NR1504 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 Marantz NR1504 is better receiver in this comparison. Check Marantz NR1504 price