Denon AVR-S750H vs Denon AVR-S540BT – that is a question.
The number of channels for receivers is different - 7.2 versus 5.2, respectively, for devices. In terms of power, there are differences, the AVR-S750H has such a ratio W/Ohm - 75/8, 110/6, while the AVR-S540BT has a power of 70/8, 90/6. A common feature for devices is the same total harmonic distortion - 0.08%.
The manufacturer installed different DACs, the AVR-S750H received the model AKM 192 KHz/32-bit, but the AVR-S540BT is equipped with 192 KHz/32-bit. None of the compared opponents supports Bi-amping. The model AVR-S750H can transmit an audio signal directly to the amplifier and bypasses any DSP processing.
Wireless Internet connection via WIFI is only possible with AVR-S750H. Each of the receivers has a Bluetooth connector. Access to the Spotify service is on each of the competitors. The number of available streaming services varies for receivers, the Denon AVR-S750H works with Deezer, TIDAL, Pandora, Napster, SiriusXM, TuneIn Radio, iHeart Radio, Sound Cloud, Mood Mix, but the Denon AVR-S540BT works with TIDAL, Pandora. The quality of 4K/60Hz 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 AVR-S750H and the AVR-S540BT. None of the devices can increase the resolution of the incoming video signal. Each of the participants of the comparison has a Dolby Vision.
The number of HDMI inputs/outputs varies depending on the receiver, the AVR-S750H has 6/1, and the AVR-S540BT has 5/1. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is only supported by the AVR-S750H. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. The AVR-S750H has support for the standard HDCP 2.3, compared to the AVR-S540BT, which supports the standard HDCP 2.2. In the presence of a built-in phono stage for connecting a vinyl player only at Denon AVR-S750H. There is an ECO mode in either AV receiver. The Denon AVR-S750H and the Denon AVR-S540BT can be properly configured using the setup assistant.
A Dolby Atmos multichannel audio format is available only in the AVR-S750H. Only in the AVR-S750H realized a DTS:X surround technology.