Yamaha RX-V581 vs Sony STR-ZA810ES review

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Yamaha RX-V581 vs Sony STR-ZA810ES – that is a question.

Amplifier

AV receivers under review have the same number of channels. In terms of power, there are differences, the RX-V581 has such a ratio W/Ohm - 115/6, while the STR-ZA810ES has a power of 100/8. A common feature for devices is the same total harmonic distortion - 0.09%.

Audio features

The manufacturer installed different DACs, the RX-V581 received the model Burr-Brown 192 KHz/24-bit, but the STR-ZA810ES is equipped with 384 KHz/32-bit. Each of the compared opponents supports Bi-amping. Both Yamaha RX-V581 and Sony STR-ZA810ES can transmit an audio signal directly to the amplifier and bypasses any DSP processing.

Connectivity

Wireless Internet access via WIFI is possible on both units. Each of the receivers has a Bluetooth connector. Both devices can work with such Apple Music services: AirPlay. Access to the Spotify service is on each of the competitors. The quality of 4K/60Hz 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 RX-V581 and the STR-ZA810ES. Video scaling is only possible with the STR-ZA810ES. Operation with the Dolby Vision is only possible with the STR-ZA810ES.

Extensive connections

The number of HDMI inputs/outputs varies depending on the receiver, the RX-V581 has 4/1, and the STR-ZA810ES has 6/2. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is only supported by the STR-ZA810ES. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. RX-V581 and STR-ZA810ES support the standard HDCP 2.2. Unlike most receivers, our models do not have a built-in phono stage for connecting a vinyl player.

Additional features

Ability to create 2 Multi zones inherent in both AV receivers. There is an ECO mode in RX-V581. The Yamaha RX-V581 and the Sony STR-ZA810ES can be properly configured using the setup assistant.

Multichannel surround

A Dolby Atmos multichannel audio format is available both models. A DTS:X surround technology is supported by devices from our comparison.