Sony STR-ZA3100ES vs Yamaha AVENTAGE RX-A2080 – that is a question.
The number of channels for receivers is different - 7.2 versus 9.2, respectively, for devices. In terms of power, there are differences, the STR-ZA3100ES has such a ratio W/Ohm - 70/8, 90/6, while the AVENTAGE RX-A2080 has a power of 140/8, 220/4. The value of total harmonic distortion is also different, and for the STR-ZA3100ES it is 0.09%, but for the AVENTAGE RX-A2080 it is 0.06%. Each of the compared opponents supports Bi-amping. Both Sony STR-ZA3100ES and Yamaha AVENTAGE RX-A2080 can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Each of the receivers has a Bluetooth connector. The AVENTAGE RX-A2080 has access to the Spotify service. 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 STR-ZA3100ES and the AVENTAGE RX-A2080. Video scaling is only possible with the AVENTAGE RX-A2080. Each of the participants of the comparison has a Dolby Vision.
The number of HDMI inputs/outputs varies depending on the receiver, the STR-ZA3100ES has 6/2, and the AVENTAGE RX-A2080 has 7/3. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is supported by the STR-ZA3100ES and the AVENTAGE RX-A2080. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. The STR-ZA3100ES has support for the standard HDCP 2.2, compared to the AVENTAGE RX-A2080, which supports the standard HDCP 2.3. In the presence of a built-in phono stage for connecting a vinyl player only at Yamaha AVENTAGE RX-A2080.
Unlike the STR-ZA3100ES where 2 Multi zones is provided, the AVENTAGE RX-A2080 works with 3 Multi zones. There is an ECO mode in AVENTAGE RX-A2080. The Sony STR-ZA3100ES and the Yamaha AVENTAGE RX-A2080 can be properly configured using the setup assistant.
A Dolby Atmos multichannel audio format is available both models. A DTS:X surround technology is supported by devices from our comparison.