An affordable AV receiver is always a good option to consider, so Sony STR-DH770 vs Yamaha RX-V585BL comparison definitely makes sense.
Considered AV receivers have the same number of channels 7.2. Regarding power, then STR-DH770 has such a W/Ohm ratio - 105/6 when RX-V585BL has a power of 80/8, 145/6. 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 384 KHz/32-bit for the RX-V585BL. Both the STR-DH770 and the RX-V585BL support Bi-amping. Each of the AV receivers can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Rivals from our review have Bluetooth support. Only the RX-V585BL 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-V585BL can scale the input HDMI signal, unlike the STR-DH770. Dolby Vision technology found support only on the RX-V585BL.
Each receiver has 4/1 HDMI inputs/outputs. The HDMI Audio Return Channel (ARC) feature supports both devices. The HDMI eARC is available only on the RX-V585BL. Of the two receivers in our comparison, HDMI CEC is present only in the RX-V585BL. 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. An ECO mode is only available for the RX-V585BL. The setup assistant will help you configure Yamaha RX-V585BL.
Only the RX-V585BL has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the RX-V585BL.