The present review is aimed to compare two AV receivers - Yamaha RX-V385BL vs Denon AVR-S640H that are meant to satisfy the needs of cinema and music lovers.
A significant difference between the receivers in the number of channels, Yamaha RX-V385BL has 5.1 versus 5.2 for Denon AVR-S640H. Regarding power, then RX-V385BL has such a W/Ohm ratio - 70/8, 145/6 when AVR-S640H has a power of 75/8, 100/6. The THD is 0.09% for the RX-V385BL but 0.08% for the AVR-S640H.
Characteristics of digital to analog converter (DAC) are different, Burr-Brown 384 KHz/32-bit for RX-V385BL and 192 KHz/32-bit for the AVR-S640H. None of the models support Bi-amping. The Denon AVR-S640H can transmit an audio signal directly to the amplifier and bypasses any DSP processing.
Only the Denon AVR-S640H can connect to the Internet via WI-FI. Rivals from our review have Bluetooth support. Only the AVR-S640H supports Spotify. Compared AV receivers retain the quality of 4K/60Hz signal when transmitting from a source to a TV or projector. HDMI signal transmission in standby mode is implemented in each of the devices. The RX-V385BL can scale the input HDMI signal, unlike the AVR-S640H. The HDR standard - Dolby Vision is supported by these receivers.
The Yamaha RX-V385BL has 4/1 HDMI inputs/outputs versus 5/1 HDMI connectors of the Denon AVR-S640H. The HDMI Audio Return Channel (ARC) feature supports both devices. The HDMI eARC is available only on the RX-V385BL. The Consumer Electronics Control (CEC) feature is present in most modern AV receivers and the models in our comparison are no exception. The RX-V385BL supports the protection of digital content of the standard HDCP 2.3, versus HDCP 2.2 in the AVR-S640H. The AVR-S640H has a built-in phono stage for connecting a vinyl player. It is also worth noting that the ECO mode is presented in each of the receivers. The setup assistant will help you configure Denon AVR-S640H.
None of the rivals equipped with Dolby Atmos multichannel audio decoder. The receivers do not support the surround sound technology DTS:X.