Having had an opportunity to test Pioneer VSX-1131 vs Pioneer SC-LX501, I’d like to share my impression here to facilitate your choice of a new AV receiver.
AV receivers under review have the same number of channels. In terms of power, there are differences, the VSX-1131 has such a ratio W/Ohm - 100/8, 170/6, while the SC-LX501 has a power of 120/8, 180/6. A common feature for devices is the same total harmonic distortion - 0.08%.
Competitive models use the same DAC. Each of the compared opponents supports Bi-amping. Both Pioneer VSX-1131 and Pioneer SC-LX501 can transmit an audio signal directly to the amplifier and bypasses any DSP processing.
These units have the same Wi-Fi modules. Each of the receivers has a Bluetooth connector. Both devices can work with such Apple Music services: AirPlay. Access to the Spotify service is on each of the competitors. Most popular streaming services are available for our models under consideration - Deezer, TIDAL, Pandora, TuneIn Radio.
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 VSX-1131 and the SC-LX501. Each of the devices can increase the resolution of the incoming video signal. Each of the participants of the comparison has a Dolby Vision.
The number of HDMI inputs/outputs is the same - 7/2. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is not supported by the VSX-1131 and the SC-LX501. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. VSX-1131 and SC-LX501 support the standard HDCP 2.2. Like most receivers, our models have a built-in phono stage for connecting a vinyl player.
Ability to create 2 Multi zones inherent in both AV receivers. Voice control of the basic functions of the receiver is not realized in both models. There is an ECO mode in neither AV receiver. The Pioneer VSX-1131 and the Pioneer SC-LX501 can be properly configured using the setup assistant.
A Dolby Atmos multichannel audio format is available both models. A DTS:X surround technology is supported by devices from our comparison.