Onkyo TX-RZ820 vs Denon AVR-S750H

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Let's make the Onkyo TX-RZ820 versus Denon AVR-S750H comparison. According to the results of our review, Onkyo TX-RZ820 received 7.7 points out of 10 possible, and Denon AVR-S750H was rated 7 points. The release date of TX-RZ820 is 2017, and AVR-S750H is 2019. After comparison, it will become clear that among these two devices, the TX-RZ820 is more suitable for the role of the heart of home theater system.

Main advantages Onkyo TX-RZ820 over Denon AVR-S750H

Main advantages Denon AVR-S750H over Onkyo TX-RZ820

Amplifiers

For the built-in amplifier, the devices received different marks - 9 and 7, respectively, on a 10-point scale.

The number of channels is equal to the number of possible connected speakers. Both receivers can handle the 7.2-channels configuration.

RMS stands for the actual power of the receiver. The higher this value, the louder the sound can be produced. The differences between the models in terms of RMS power are significant - for the TX-RZ820 this value is 160/8 W/Ohm, and for the AVR-S750H it is 75/8 W/Ohm.

Audio features

After reviewing the audio features of each model, we can rate the TX-RZ820 8 out of 10, and the AVR-S750H - 6.

Bi-amping is the amplification of one speaker with two amplifiers. This amplification method has a positive effect on sound quality. Bi-amping is possible only on the TX-RZ820.

Most receivers now come with a microphone included. It is with the help of this microphone that the auto-calibration system functions, which adjusts the sound of the receiver to the room.

Connectivity

The connectivity of competitors in our comparison is markedly different, Onkyo TX-RZ820 scored 8, and Denon AVR-S750H scored 7 out of 10.

Bluetooth connection is now one of the main communication protocols for the receiver's control or even music broadcasting.

Streaming services

Now music streaming services are gaining more and more popularity. They allow users to listen to millions of songs by subscription.

Extensive connections

The presence of many connectors makes the receiver more versatile. But there are also narrowly targeted models, the number of connectors which are limited to a certain area of use. And when choosing their own receiver, users need to consider exactly your goals for using the receiver. For extensive connection, Onkyo TX-RZ820 got 8 points, but Denon AVR-S750H received 7 points.

Onkyo TX-RZ820 is equipped with 7/2 HDMI inputs and outputs, and Denon AVR-S750H has 6/1 HDMI inputs and outputs.

HDMI eARC is the next step in the development of audio return channel technology, which works in conjunction with HDMI 2.1. Using eARC provides the highest sound quality for home audio systems. HDMI eARC is available on Denon AVR-S750H.

The HDCP encryption protocol is now mandatory for most media devices. This security technology encrypts digital signals from one product to another. HDCP content-encryption protocol is present on Onkyo TX-RZ820 in the HDCP 2.2 version, and Denon AVR-S750H has the HDCP 2.3 version.

Video features

The AV receiver is the heart of the home theater. And in this case, support for all current video formats ensures the best user experience, so it is very important to consider this when choosing a device. Video features of the TX-RZ820 were rated 7 out of 10 against the 6 for the AVR-S750H.

Additional features

In terms of evaluating additional features, the TX-RZ820 got 8 points, but the AVR-S750H has 10.

Voice control allows you to control the basic functions of the receiver through a smartphone, smart speaker or using the microphone that comes with the kit. The AVR-S750H can be controlled by voice via Amazon Alexa, Google Assistant, Siri, Josh.AI.

Multi-room

As the center of a home media system, each multichannel receiver has an additional set of terminals for connecting the second set of speakers to create additional audio space in Zone 2 or even Zone 3 where audio can have the separate source.

Multichannel surround

For the ability to create multichannel surround sound, each of the receivers received 7 points out of 10.