It’s strongly recommended to compare different receivers if you want to choose the best one: Yamaha CX-A5100 vs Pioneer VSX-531.
The number of channels for receivers is different - 11.2 versus 5.1, respectively, for devices. The value of total harmonic distortion is also different, and for the CX-A5100 it is 0.06%, but for the VSX-531 it is 0.08%.
The manufacturer installed different DACs, the CX-A5100 received the model ESS 9016 192 KHz/32-bit, but the VSX-531 is equipped with 192 KHz/24-bit. None of the compared opponents supports Bi-amping. Both Yamaha CX-A5100 and Pioneer VSX-531 can transmit an audio signal directly to the amplifier and bypasses any DSP processing.
Wireless Internet connection via WIFI is only possible with CX-A5100. Each of the receivers has a Bluetooth connector. The CX-A5100 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 CX-A5100 and the VSX-531. Video scaling is only possible with the CX-A5100. Operation with the Dolby Vision is only possible with the CX-A5100.
The number of HDMI inputs/outputs varies depending on the receiver, the CX-A5100 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 CX-A5100 and the VSX-531. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. CX-A5100 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 Yamaha CX-A5100. Voice control of the basic functions of the receiver is not realized in both models. There is an ECO mode in either AV receiver. The Yamaha CX-A5100 can be properly configured using the setup assistant.
A Dolby Atmos multichannel audio format is available only in the CX-A5100. Only in the CX-A5100 realized a DTS:X surround technology.
The Yamaha CX-A5100 is better receiver in this comparison. Check Yamaha CX-A5100 price