What is better - Sony STRZA1100ES vs Yamaha RX-A2070?
The number of channels for receivers is different - 7.2 versus 9.2, respectively, for devices. In terms of power, there are differences, the STRZA1100ES has such a ratio W/Ohm - 70/8, 90/6, while the RX-A2070 has a power of 140/8. The value of total harmonic distortion is also different, and for the STRZA1100ES it is 0.09%, but for the RX-A2070 it is 0.06%. Each of the compared opponents supports Bi-amping. Both Sony STRZA1100ES and Yamaha RX-A2070 can transmit an audio signal directly to the amplifier and bypasses any DSP processing.
Wireless Internet connection via WIFI is only possible with RX-A2070. There is a Bluetooth protocol at the RX-A2070. The RX-A2070 has access to the Spotify service.
The HDR10 function is present in each of the rivals. 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 STRZA1100ES and the RX-A2070. Each of the devices can increase the resolution of the incoming video signal. Each of the participants of the comparison has a Dolby Vision.
The number of HDMI inputs/outputs varies depending on the receiver, the STRZA1100ES has 5/2, and the RX-A2070 has 8/2. HDMI Audio Return Channel is implemented in both devices. HDMI eARC is only supported by the STRZA1100ES. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. The STRZA1100ES has support for the standard HDCP 2.2, compared to the RX-A2070, which supports the standard HDCP 2.3. In the presence of a built-in phono stage for connecting a vinyl player only at Yamaha RX-A2070.
Unlike the STRZA1100ES where 2 Multi zones is provided, the RX-A2070 works with 3 Multi zones. There is an ECO mode in RX-A2070. The Sony STRZA1100ES and the Yamaha RX-A2070 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.