The Onkyo TX-SR494 vs Pioneer SC-LX801 comparison proves that these receivers have many common features.
A significant difference between the receivers in the number of channels, Onkyo TX-SR494 has 7.2 versus 9.2 for Pioneer SC-LX801. Regarding power, then TX-SR494 has such a W/Ohm ratio - 135/6 when SC-LX801 has a power of 140/8, 200/6, 255/4. The THD is the same and is 0.08%.
Characteristics of digital to analog converter (DAC) are different, AKM 384 KHz/32-bit for TX-SR494 and ESS SABRE32 Ultra 192 KHz/32-bit for the SC-LX801. Both the TX-SR494 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. Only the SC-LX801 supports Spotify.
Both AV receivers support HDR10 technology (High dynamic range). 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. The SC-LX801 can scale the input HDMI signal, unlike the TX-SR494. Dolby Vision technology found support only on the SC-LX801.
The Onkyo TX-SR494 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 TX-SR494 supports 2 Multi-room zones, versus 3 for the SC-LX801. A voice control is not available. An ECO mode is not present in each of the AV receivers. Both TX-SR494 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.