The present review is aimed to compare two AV receivers - Onkyo TX-SR393 vs Onkyo TX-NR787 that are meant to satisfy the needs of cinema and music lovers.
A significant difference between the receivers in the number of channels, Onkyo TX-SR393 has 5.2 versus 9.2 for Onkyo TX-NR787. Regarding power, then TX-SR393 has such a W/Ohm ratio - 80/8, 155/6 when TX-NR787 has a power of 100/8, 220/6. 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-SR393 and AK4458 384 KHz/32-bit for the TX-NR787. Only the TX-NR787 supports Bi-amping feature. The Onkyo TX-NR787 can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Rivals from our review have Bluetooth support. Only the TX-NR787 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 TX-SR393 can scale the input HDMI signal, unlike the TX-NR787. The HDR standard - Dolby Vision is supported by these receivers.
The Onkyo TX-SR393 has 4/1 HDMI inputs/outputs versus 7/2 HDMI connectors of the Onkyo TX-NR787. 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 TX-NR787 has a built-in phono stage for connecting a vinyl player.
The TX-SR393 supports 2 Multi-room zones, versus 3 for the TX-NR787. An ECO mode is not present in each of the AV receivers. The setup assistant will help you configure Onkyo TX-NR787.
Both devices have support for Dolby Atmos multichannel audio format. The surround sound technology DTS:X is supported by devices under review.