The present review is aimed to compare two AV receivers - Sony STR-DH770 vs Yamaha RX-V483BL that are meant to satisfy the needs of cinema and music lovers.
A significant difference between the receivers in the number of channels, Sony STR-DH770 has 7.2 versus 5.1 for Yamaha RX-V483BL. Regarding power, then STR-DH770 has such a W/Ohm ratio - 105/6 when RX-V483BL has a power of 80/6. The THD is the same and is 0.09%.
Characteristics of digital to analog converter (DAC) are different, 192 KHz/24-bit for STR-DH770 and Burr-Brown 192 KHz/24-bit for the RX-V483BL. Both the STR-DH770 and the RX-V483BL support Bi-amping. The Sony STR-DH770 can transmit an audio signal directly to the amplifier and bypasses any DSP processing.
Only the Yamaha RX-V483BL can connect to the Internet via WI-FI. Rivals from our review have Bluetooth support. Only the RX-V483BL 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-V483BL can scale the input HDMI signal, unlike the STR-DH770. Dolby Vision technology found support only on the RX-V483BL.
Each receiver has 4/1 HDMI inputs/outputs. The HDMI Audio Return Channel (ARC) feature supports both devices. Unfortunately, HDMI eARC is not available on monitored devices. Of the two receivers in our comparison, HDMI CEC is present only in the RX-V483BL. Both models support the standard HDCP 2.2. Receivers do not have a built-in phono stage for connecting a vinyl player.
Each of the AV receivers from our review supports 2 Multi-room zones. A voice control is not available. An ECO mode is only available for the RX-V483BL. Unfortunately, the setup assistant is not available in each of the models.
None of the rivals equipped with Dolby Atmos multichannel audio decoder. The receivers do not support the surround sound technology DTS:X.