Yamaha RX-A4A vs Onkyo TX-RZ740

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Let's make the Yamaha RX-A4A versus Onkyo TX-RZ740 comparison. According to the results of our review, Yamaha RX-A4A received 8.7 points out of 10 possible, and Onkyo TX-RZ740 was rated 8.5 points. The release date of RX-A4A is 2021, and TX-RZ740 is 2019. After comparison, it will become clear that among these two devices, the RX-A4A is more suitable for the role of the heart of home theater system.

Main advantages Yamaha RX-A4A over Onkyo TX-RZ740

Main advantages Onkyo TX-RZ740 over Yamaha RX-A4A

Amplifiers

For the built-in amplifier, the devices received different marks - 8 and 9, respectively, on a 10-point scale.

The number of channels is equal to the number of possible connected speakers. The Yamaha RX-A4A supports 7.2-channels sound, but Onkyo TX-RZ740 supports a 9.2-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 RX-A4A this value is 110/8 W/Ohm, and for the TX-RZ740 it is 100/8 W/Ohm.

Audio features

The score for audio features is 9 of 10 for both receivers.

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, Yamaha RX-A4A scored 9, and Onkyo TX-RZ740 scored 8 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, both receivers got 8 points on our 10-point scale.

Yamaha RX-A4A is equipped with 7/3 HDMI inputs and outputs, and Onkyo TX-RZ740 has 7/2 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 only on Yamaha RX-A4A.

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 Yamaha RX-A4A in the HDCP 2.3 version, and Onkyo TX-RZ740 has the HDCP 2.2 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 rivals in our comparison were rated 8 out of 10.

With the 4K pass-through feature, the AV receiver sends "native" 4K signals to a 4K TV from a video source without any processing. The RX-A4A works with the 4K/120Hz video, and the TX-RZ740 has the 4K/60Hz.

The AV receiver passes "native" 8K signals from a video source to 8K TV without any encoding, with the 8k pass-through features. The 8K path-through is available only on Yamaha RX-A4A.

Additional features

In terms of evaluating additional features, the RX-A4A got 10 points, but the TX-RZ740 has 9.

Only the Yamaha RX-A4A has the ECO mode.

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

Yamaha RX-A4A got 7 points for the multichannel surround sound and Onkyo TX-RZ740 got 8.

IMAX Enhanced is a licensing and certification program under which home theater devices deliver crisp 4K HDR pictures and powerful sound as it was designed by the IMAX engineers. The TX-RZ740 licensed by IMAX.