Sony STR-AZ3000ES vs Onkyo TX-RZ70 review

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AV receivers comparison chart

Sony STR-AZ3000ES vs Onkyo TX-RZ70 review

Sony STR-AZ3000ES
Onkyo TX-RZ70

Having had an opportunity to test Sony STR-AZ3000ES vs Onkyo TX-RZ70, I’d like to share my impression here to facilitate your choice of a new AV receiver.


The number of channels for receivers is different - 9.2 versus 11.2, respectively, for devices. In terms of power, there are differences, the STR-AZ3000ES has such a ratio W/Ohm - 120/8, while the TX-RZ70 has a power of 140/8. The value of total harmonic distortion is also different, and for the STR-AZ3000ES it is 0.09%, but for the TX-RZ70 it is 0.08%.

Audio features

The manufacturer installed different DACs, the STR-AZ3000ES received the model 192 KHz/32-bit, but the TX-RZ70 is equipped with 384 KHz/32-bit. Each of the compared opponents supports Bi-amping. Both Sony STR-AZ3000ES and Onkyo TX-RZ70 can transmit an audio signal directly to the amplifier and bypasses any DSP processing. Each of the receivers has a Bluetooth connector. Both devices can work with such Apple Music services: AirPlay, AirPlay 2. Access to the Spotify service is on each of the competitors. Most popular streaming services are available for our models under consideration - Deezer, TIDAL, Pandora, SiriusXM, Napster, SoundCloud, Amazon Music, Amazon Music HD, MOOD:Mix.

Video features

The quality of 4K/120Hz 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-AZ3000ES and the TX-RZ70. Each of the devices can increase the resolution of the incoming video signal. Each of the participants of the comparison has a Dolby Vision.

Extensive connections

The number of HDMI inputs/outputs varies depending on the receiver, the STR-AZ3000ES has 6/2, and the TX-RZ70 has 7/3.Sony STR-AZ3000ES connectionsOnkyo TX-RZ70 connections HDMI Audio Return Channel is implemented in both devices. HDMI eARC is supported by the STR-AZ3000ES and the TX-RZ70. When comparing receivers, it becomes clear that each of the rivals can work with HDMI CEC. STR-AZ3000ES and TX-RZ70 support the standard HDCP 2.3. Unlike most receivers, our models do not have a built-in phono stage for connecting a vinyl player.

Additional features

Ability to create 3 Multi zones inherent in both AV receivers. Voice control is performed using Amazon Alexa, Google Assistant, Siri, Josh.AI in both models. There is an ECO mode in either AV receiver. The Sony STR-AZ3000ES and the Onkyo TX-RZ70 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.

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Sony STR-AZ3000ES
Onkyo TX-RZ70