The Denon AVR-X1600H vs Pioneer SC-LX801 comparison proves that these receivers have many common features.
A significant difference between the receivers in the number of channels, Denon AVR-X1600H has 7.2 versus 9.2 for Pioneer SC-LX801. Regarding power, then AVR-X1600H has such a W/Ohm ratio - 80/8, 120/6 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, 384 KHz/32-bit for AVR-X1600H and ESS SABRE32 Ultra 192 KHz/32-bit for the SC-LX801. Both the AVR-X1600H 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 Denon AVR-X1600H has support for AirPlay, AirPlay 2, and its competitor in our comparison - AirPlay. Spotify can be used on each receiver. The AVR-X1600H can work with the audio stream from Deezer, TIDAL, Pandora, Napster, TuneIn Radio, iHeart Radio, Mood Mix, and the SC-LX801 can receive a content from Deezer, TIDAL, Pandora.
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 AVR-X1600H. Dolby Vision technology found support only on the SC-LX801.
The Denon AVR-X1600H has 6/1 HDMI inputs/outputs versus 8/2 HDMI connectors of the Pioneer SC-LX801. The HDMI Audio Return Channel (ARC) feature supports both devices. The HDMI eARC is available only on the AVR-X1600H. The Consumer Electronics Control (CEC) feature is present in most modern AV receivers and the models in our comparison are no exception. The AVR-X1600H supports the protection of digital content of the standard HDCP 2.3, versus HDCP 2.2 in the SC-LX801. These compared receivers have a built-in phono stage for connecting a vinyl player.
The AVR-X1600H supports 2 Multi-room zones, versus 3 for the SC-LX801. An ECO mode is only available for the AVR-X1600H. Both AVR-X1600H 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.