Pioneer VSX-1131 vs Pioneer VSX-LX504 – that is a question.
The number of channels for receivers is different - 7.2 versus 9.2, respectively, for devices. In terms of power, there are differences, the VSX-1131 has such a ratio W/Ohm - 100/8 20Hz-20KHz, 170/6 1KHz, while the VSX-LX504 has a power of 120/8 20Hz-20KHz, 230/6 1KHz. 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 VSX-LX504 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. The contenders have differences in the supported services from Apple - AirPlay versus AirPlay, AirPlay 2 respectively. Access to the Spotify service is on each of the competitors. The number of available streaming services varies for receivers, the Pioneer VSX-1131 works with Deezer, TIDAL, Pandora, TuneIn Radio, but the Pioneer VSX-LX504 works with Deezer, TIDAL, Pandora. 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 VSX-1131 and the VSX-LX504. 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 VSX-LX504. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. VSX-1131 and VSX-LX504 support the standard HDCP 2.2. Like most receivers, our models have a built-in phono stage for connecting a vinyl player.
Unlike the VSX-1131 where 2 Multi zones is provided, the VSX-LX504 works with 3 Multi zones. There is an ECO mode in neither AV receiver. The Pioneer VSX-1131 and the Pioneer VSX-LX504 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.
The Pioneer VSX-LX504 is better receiver in this comparison. Check Pioneer VSX-LX504 price