The Sony STR-ZA3100ES vs Denon AVR-X4700H comparison will be extremely helpful for people who want to get a great, powerful receiver with many functions.
The number of channels for receivers is different - 7.2 versus 9.2, respectively, for devices. In terms of power, there are differences, the STR-ZA3100ES has such a ratio W/Ohm - 70/8, 90/6, while the AVR-X4700H has a power of 125/8, 165/6. The value of total harmonic distortion is also different, and for the STR-ZA3100ES it is 0.09%, but for the AVR-X4700H it is 0.05%. Each of the compared opponents supports Bi-amping. Both Sony STR-ZA3100ES and Denon AVR-X4700H can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Each of the receivers has a Bluetooth connector. The AVR-X4700H has access to the Spotify service. Signaling over HDMI in standby mode can provide the STR-ZA3100ES and the AVR-X4700H. Video scaling is only possible with the AVR-X4700H. Each of the participants of the comparison has a Dolby Vision.
The number of HDMI inputs/outputs varies depending on the receiver, the STR-ZA3100ES has 6/2, and the AVR-X4700H has 8/3. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is supported by the STR-ZA3100ES and the AVR-X4700H. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. The STR-ZA3100ES has support for the standard HDCP 2.2, compared to the AVR-X4700H, which supports the standard HDCP 2.3. In the presence of a built-in phono stage for connecting a vinyl player only at Denon AVR-X4700H.
Unlike the STR-ZA3100ES where 2 Multi zones is provided, the AVR-X4700H works with 3 Multi zones. There is an ECO mode in AVR-X4700H. The Sony STR-ZA3100ES and the Denon AVR-X4700H 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.