Denon AVR-S660H vs Denon AVR-S570BT review

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What is better - Denon AVR-S660H vs Denon AVR-S570BT?

Amplifier

AV receivers under review have the same number of channels. In terms of power, there are differences, the AVR-S660H has such a ratio W/Ohm - 75/8, 100/6, while the AVR-S570BT has a power of 70/8, 90/6. A common feature for devices is the same total harmonic distortion - 0.08%.

Audio features

Competitive models use the same DAC. None of the compared opponents supports Bi-amping. The model AVR-S570BT can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Each of the receivers has a Bluetooth connector. The AVR-S660H has access to the Spotify service.

Video features

The HDR10+ function is present in each of the rivals. The quality of 4K/120Hz 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-S660H and the AVR-S570BT. Each of the devices can increase the resolution of the incoming video signal. Each of the participants of the comparison has a Dolby Vision.

Extensive connections

The number of HDMI inputs/outputs varies depending on the receiver, the AVR-S660H has 6/1, and the AVR-S570BT has 4/1. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is supported by the AVR-S660H and the AVR-S570BT. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. AVR-S660H and AVR-S570BT support the standard HDCP 2.3. In the presence of a built-in phono stage for connecting a vinyl player only at Denon AVR-S660H. There is an ECO mode in either AV receiver. The Denon AVR-S660H and the Denon AVR-S570BT can be properly configured using the setup assistant.

Multichannel surround

Generally no support for a Dolby Atmos multichannel audio format. A DTS:X surround technology is not supported by devices from our comparison.