The Onkyo TX-RZ3100 vs Denon AVR-X6400H comparison will be extremely helpful for people who want to get a great, powerful receiver with many functions.
AV receivers under review have the same number of channels. In terms of power, there are differences, the TX-RZ3100 has such a ratio W/Ohm - 200/6 1KHz, while the AVR-X6400H has a power of 140/8 20Hz-20KHz, 250/6 1KHz. The value of total harmonic distortion is also different, and for the TX-RZ3100 it is 0.04%, but for the AVR-X6400H it is 0.05%.
The manufacturer installed different DACs, the TX-RZ3100 received the model AK4490 384 KHz/32-bit, but the AVR-X6400H is equipped with AK4458 384 KHz/32-bit. Each of the compared opponents supports Bi-amping. Both Onkyo TX-RZ3100 and Denon AVR-X6400H can transmit an audio signal directly to the amplifier and bypasses any DSP processing.
Wireless Internet access via WIFI is possible on both units. Each of the receivers has a Bluetooth connector. The contenders have differences in the supported services from Apple - AirPlay versus AirPlay, AirPlay 2 respectively. Access to the Spotify service is on each of the competitors. The number of available streaming services varies for receivers, the Onkyo TX-RZ3100 works with Deezer, TIDAL, TuneIn Radio, but the Denon AVR-X6400H works with Deezer, TIDAL, Pandora, Napster, SiriusXM, TuneIn Radio, iHeart Radio, Sound Cloud. The quality of 4K 60p signal remains unchanged when transmitting from a source to a TV or projector via HDMI for both receivers. Signaling over HDMI in standby mode can provide the TX-RZ3100 and the AVR-X6400H. Video scaling is only possible with the AVR-X6400H. Each of the participants of the comparison has a Dolby Vision.
The number of HDMI inputs/outputs varies depending on the receiver, the TX-RZ3100 has 8/2, and the AVR-X6400H has 8/3. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is only supported by the AVR-X6400H. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. TX-RZ3100 and AVR-X6400H support the standard HDCP 2.2. Like most receivers, our models have a built-in phono stage for connecting a vinyl player.
Ability to create 3 Multi zones inherent in both AV receivers. There is an ECO mode in AVR-X6400H. The Denon AVR-X6400H can be properly configured using the setup assistant.
A Dolby Atmos multichannel audio format is available both models. A DTS:X surround technology is supported by devices from our comparison.
The Denon AVR-X6400H is better receiver in this comparison. Check Denon AVR-X6400H price