The Pioneer SC-LX901 vs Pioneer SC-LX801 comparison proves that these receivers have many common features.
A significant difference between the receivers in the number of channels, Pioneer SC-LX901 has 11.2 versus 9.2 for Pioneer SC-LX801. Regarding power, then SC-LX901 has such a W/Ohm ratio - 140/8, 200/6 when SC-LX801 has a power of 140/8, 200/6, 255/4. The THD is the same and is 0.08%.
Competitors' digital to analog converter (DAC) is identical to ESS SABRE32 Ultra 192 KHz/32-bit. Both the SC-LX901 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.
WI-FI modules have the same characteristics: 2.4/5GHz. 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 SC-LX901 can work with the audio stream from Deezer, TIDAL, Pandora, TuneIn Radio, and the SC-LX801 can receive a content from Deezer, TIDAL, Pandora. Compared AV receivers retain the quality of 4K/60Hz signal when transmitting from a source to a TV or projector. HDMI signal transmission in standby mode is implemented in each of the devices. Both rivals can scale the resolution of the incoming HDMI signal. The HDR standard - Dolby Vision is supported by these receivers.
Each receiver has 8/2 HDMI inputs/outputs. 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. These compared receivers have a built-in phono stage for connecting a vinyl player.
Each of the AV receivers from our review supports 3 Multi-room zones. A voice control is not available. An ECO mode is not present in each of the AV receivers. Both SC-LX901 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.