The Yamaha RX-V581 vs Pioneer SC-LX801 comparison proves that these receivers have many common features.
A significant difference between the receivers in the number of channels, Yamaha RX-V581 has 7.2 versus 9.2 for Pioneer SC-LX801. Regarding power, then RX-V581 has such a W/Ohm ratio - 115/6 1KHz when SC-LX801 has a power of 140/8 20Hz-20KHz, 200/6 1KHz, 255/4 1KHz. The THD is 0.09% for the RX-V581 but 0.08% for the SC-LX801.
Characteristics of digital to analog converter (DAC) are different, Burr-Brown 192 KHz/24-bit for RX-V581 and ESS SABRE32 Ultra 192 KHz/32-bit for the SC-LX801. Both the RX-V581 and the SC-LX801 support Bi-amping. Each of the AV receivers can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Rivals from our review have Bluetooth support. The Apple Music service is implemented on considered devices: AirPlay. Spotify can be used on each receiver. The RX-V581 can work with the audio stream from Pandora, JUKE, and the SC-LX801 can receive a content from Deezer, TIDAL, Pandora. Compared AV receivers retain the quality of 4K 60p signal when transmitting from a source to a TV or projector. HDMI signal transmission in standby mode is implemented in each of the devices. The SC-LX801 can scale the input HDMI signal, unlike the RX-V581. Dolby Vision technology found support only on the SC-LX801.
The Yamaha RX-V581 has 4/1 HDMI inputs/outputs versus 8/2 HDMI connectors of the Pioneer SC-LX801. The HDMI Audio Return Channel (ARC) feature supports both devices. Unfortunately, HDMI eARC is not available on monitored devices. The Consumer Electronics Control (CEC) feature is present in most modern AV receivers and the models in our comparison are no exception. Both models support the standard HDCP 2.2. The SC-LX801 has a built-in phono stage for connecting a vinyl player.
The RX-V581 supports 2 Multi-room zones, versus 3 for the SC-LX801. A voice control is not available. An ECO mode is only available for the RX-V581. Both RX-V581 and SC-LX801 can be configured using the Setup assistant.
Both devices have support for Dolby Atmos multichannel audio format. The surround sound technology DTS:X is supported by devices under review.
The Pioneer SC-LX801 is better receiver in this comparison. Check Pioneer SC-LX801 price