An affordable AV receiver is always a good option to consider, so Denon AVR-X3500H vs Pioneer VSX-1131 comparison definitely makes sense.
Considered AV receivers have the same number of channels 7.2. Regarding power, then AVR-X3500H has such a W/Ohm ratio - 105/8, 135/6 when VSX-1131 has a power of 100/8, 170/6. The THD is 0.05% for the AVR-X3500H but 0.08% for the VSX-1131.
Characteristics of digital to analog converter (DAC) are different, AKM 192 KHz/32-bit for AVR-X3500H and AK4458 384 KHz/32-bit for the VSX-1131. Both the AVR-X3500H and the VSX-1131 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 Denon AVR-X3500H has support for AirPlay, AirPlay 2, and its competitor in our comparison - AirPlay. Spotify can be used on each receiver. Deezer, TIDAL, Pandora, TuneIn Radio - all of these streaming services have found application in each of the models. 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.
The Denon AVR-X3500H has 8/3 HDMI inputs/outputs versus 7/2 HDMI connectors of the Pioneer VSX-1131. 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 2 Multi-room zones. An ECO mode is only available for the AVR-X3500H. Both AVR-X3500H and VSX-1131 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.