Denon AVR-S540BT vs Denon AVRS530BT – that is a question.
AV receivers under review have the same number of channels. In terms of power, the receivers have the same performance - 70/8, 90/6. A common feature for devices is the same total harmonic distortion - 0.08%.
The manufacturer installed different DACs, the AVR-S540BT received the model 192 KHz/32-bit, but the AVRS530BT is equipped with 192 KHz/24-bit. None of the compared opponents supports Bi-amping. In the considered devices there is no function transmitting an audio signal directly to the amplifier and bypasses any DSP processing.
Wireless connection to the Internet via WIFI can not be performed on these receivers. Each of the receivers has a Bluetooth connector. Support for Apple Music Services not implemented. The AVR-S540BT has access to the Spotify service.
Support for the HDR function can only boast of each of the AV receivers. 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-S540BT and the AVRS530BT. None of the devices can increase the resolution of the incoming video signal. Operation with the Dolby Vision is only possible with the AVR-S540BT.
The number of HDMI inputs/outputs is the same - 5/1. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is not supported by the AVR-S540BT and the AVRS530BT. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. AVR-S540BT and AVRS530BT support the standard HDCP 2.2. Unlike most receivers, our models do not have a built-in phono stage for connecting a vinyl player. Voice control of the basic functions of the receiver is not realized in both models. There is an ECO mode in either AV receiver. The Denon AVR-S540BT and the Denon AVRS530BT can be properly configured using the setup assistant.
Generally no support for a Dolby Atmos multichannel audio format. A DTS:X surround technology is not supported by devices from our comparison.