What is better - Sony STR DH550 vs Yamaha RX-V479BL?
The number of channels for receivers is different - 5.2 versus 5.1, respectively, for devices. In terms of power, there are differences, the STR DH550 has such a ratio W/Ohm - 90/6, while the RX-V479BL has a power of 80/8. A common feature for devices is the same total harmonic distortion - 0.09%.
Competitive models use the same DAC. None of the compared opponents supports Bi-amping. The model RX-V479BL can transmit an audio signal directly to the amplifier and bypasses any DSP processing.
Wireless Internet connection via WIFI is only possible with RX-V479BL. There is a Bluetooth protocol at the RX-V479BL. Spotify is not available for these receivers.
Oddly enough, the support for the HDR function is not implemented in these units. HDMI signal transmission in standby mode can provide only the RX-V479BL. None of the devices can increase the resolution of the incoming video signal. Review participants do not have the Dolby Vision feature.
The number of HDMI inputs/outputs varies depending on the receiver, the STR DH550 has 4/1, and the RX-V479BL has 6/1. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is not supported by the STR DH550 and the RX-V479BL. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. STR DH550 and RX-V479BL 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 RX-V479BL. The Yamaha RX-V479BL 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.